Home / 5,482.76-8,224.27-1,587.47

Finding the Fourth Proportional to 5,482.76, 8,224.27 and 1,587.47

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Solution

The fourth proportional to 5,482.76, 8,224.27 and 1,587.47 is: 2,381.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,482.76 : 8,224.27 = 1,587.47 : x
  2. Step 2: Convert to fraction form
    5,482.76/8,224.27 = 1,587.47/x
  3. Step 3: Cross multiply
    5,482.76x = 8,224.27 × 1,587.47
  4. Step 4: Simplify right side
    5,482.76x = 13,055,736.81
  5. Step 5: Solve for x
    x = 13,055,736.81/5,482.76
  6. Step 6: Final answer
    x = 2,381.24

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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.