Home / 9,839.18-13,572.95-6,247.99

Finding the Fourth Proportional to 9,839.18, 13,572.95 and 6,247.99

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Solution

The fourth proportional to 9,839.18, 13,572.95 and 6,247.99 is: 8,618.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,839.18 : 13,572.95 = 6,247.99 : x
  2. Step 2: Convert to fraction form
    9,839.18/13,572.95 = 6,247.99/x
  3. Step 3: Cross multiply
    9,839.18x = 13,572.95 × 6,247.99
  4. Step 4: Simplify right side
    9,839.18x = 84,803,665.03
  5. Step 5: Solve for x
    x = 84,803,665.03/9,839.18
  6. Step 6: Final answer
    x = 8,618.98

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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.