Home / 5,489.52-7,551.61-4,814.29

Finding the Fourth Proportional to 5,489.52, 7,551.61 and 4,814.29

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Solution

The fourth proportional to 5,489.52, 7,551.61 and 4,814.29 is: 6,622.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,489.52 : 7,551.61 = 4,814.29 : x
  2. Step 2: Convert to fraction form
    5,489.52/7,551.61 = 4,814.29/x
  3. Step 3: Cross multiply
    5,489.52x = 7,551.61 × 4,814.29
  4. Step 4: Simplify right side
    5,489.52x = 36,355,640.51
  5. Step 5: Solve for x
    x = 36,355,640.51/5,489.52
  6. Step 6: Final answer
    x = 6,622.74

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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.