Home / 9,572.46-13,210.11-5,380.62

Finding the Fourth Proportional to 9,572.46, 13,210.11 and 5,380.62

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Solution

The fourth proportional to 9,572.46, 13,210.11 and 5,380.62 is: 7,425.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,572.46 : 13,210.11 = 5,380.62 : x
  2. Step 2: Convert to fraction form
    9,572.46/13,210.11 = 5,380.62/x
  3. Step 3: Cross multiply
    9,572.46x = 13,210.11 × 5,380.62
  4. Step 4: Simplify right side
    9,572.46x = 71,078,582.07
  5. Step 5: Solve for x
    x = 71,078,582.07/9,572.46
  6. Step 6: Final answer
    x = 7,425.32

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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.