Home / 5,645.03-8,464.47-4,482.51

Finding the Fourth Proportional to 5,645.03, 8,464.47 and 4,482.51

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Solution

The fourth proportional to 5,645.03, 8,464.47 and 4,482.51 is: 6,721.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,645.03 : 8,464.47 = 4,482.51 : x
  2. Step 2: Convert to fraction form
    5,645.03/8,464.47 = 4,482.51/x
  3. Step 3: Cross multiply
    5,645.03x = 8,464.47 × 4,482.51
  4. Step 4: Simplify right side
    5,645.03x = 37,942,071.42
  5. Step 5: Solve for x
    x = 37,942,071.42/5,645.03
  6. Step 6: Final answer
    x = 6,721.33

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.