Home / 6,430.08-8,882.88-4,343.36

Finding the Fourth Proportional to 6,430.08, 8,882.88 and 4,343.36

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Solution

The fourth proportional to 6,430.08, 8,882.88 and 4,343.36 is: 6,000.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,430.08 : 8,882.88 = 4,343.36 : x
  2. Step 2: Convert to fraction form
    6,430.08/8,882.88 = 4,343.36/x
  3. Step 3: Cross multiply
    6,430.08x = 8,882.88 × 4,343.36
  4. Step 4: Simplify right side
    6,430.08x = 38,581,545.68
  5. Step 5: Solve for x
    x = 38,581,545.68/6,430.08
  6. Step 6: Final answer
    x = 6,000.17

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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.