Home / 10,947.30-16,394.64-6,253.10

Finding the Fourth Proportional to 10,947.30, 16,394.64 and 6,253.10

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Solution

The fourth proportional to 10,947.30, 16,394.64 and 6,253.10 is: 9,364.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,947.30 : 16,394.64 = 6,253.10 : x
  2. Step 2: Convert to fraction form
    10,947.30/16,394.64 = 6,253.10/x
  3. Step 3: Cross multiply
    10,947.30x = 16,394.64 × 6,253.10
  4. Step 4: Simplify right side
    10,947.30x = 102,517,323.38
  5. Step 5: Solve for x
    x = 102,517,323.38/10,947.30
  6. Step 6: Final answer
    x = 9,364.62

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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.