Home / 5,482.36-7,564.60-3,124.45

Finding the Fourth Proportional to 5,482.36, 7,564.60 and 3,124.45

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Solution

The fourth proportional to 5,482.36, 7,564.60 and 3,124.45 is: 4,311.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,482.36 : 7,564.60 = 3,124.45 : x
  2. Step 2: Convert to fraction form
    5,482.36/7,564.60 = 3,124.45/x
  3. Step 3: Cross multiply
    5,482.36x = 7,564.60 × 3,124.45
  4. Step 4: Simplify right side
    5,482.36x = 23,635,214.47
  5. Step 5: Solve for x
    x = 23,635,214.47/5,482.36
  6. Step 6: Final answer
    x = 4,311.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.