Home / 9,928.50-14,892.77-4,227.99

Finding the Fourth Proportional to 9,928.50, 14,892.77 and 4,227.99

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Solution

The fourth proportional to 9,928.50, 14,892.77 and 4,227.99 is: 6,341.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,928.50 : 14,892.77 = 4,227.99 : x
  2. Step 2: Convert to fraction form
    9,928.50/14,892.77 = 4,227.99/x
  3. Step 3: Cross multiply
    9,928.50x = 14,892.77 × 4,227.99
  4. Step 4: Simplify right side
    9,928.50x = 62,966,461.49
  5. Step 5: Solve for x
    x = 62,966,461.49/9,928.50
  6. Step 6: Final answer
    x = 6,341.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.