Home / 9,287.04-12,814.05-5,508.30

Finding the Fourth Proportional to 9,287.04, 12,814.05 and 5,508.30

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Solution

The fourth proportional to 9,287.04, 12,814.05 and 5,508.30 is: 7,600.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,287.04 : 12,814.05 = 5,508.30 : x
  2. Step 2: Convert to fraction form
    9,287.04/12,814.05 = 5,508.30/x
  3. Step 3: Cross multiply
    9,287.04x = 12,814.05 × 5,508.30
  4. Step 4: Simplify right side
    9,287.04x = 70,583,631.62
  5. Step 5: Solve for x
    x = 70,583,631.62/9,287.04
  6. Step 6: Final answer
    x = 7,600.23

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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.