Home / 10,426.08-14,371.92-7,436.64

Finding the Fourth Proportional to 10,426.08, 14,371.92 and 7,436.64

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Solution

The fourth proportional to 10,426.08, 14,371.92 and 7,436.64 is: 10,251.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,426.08 : 14,371.92 = 7,436.64 : x
  2. Step 2: Convert to fraction form
    10,426.08/14,371.92 = 7,436.64/x
  3. Step 3: Cross multiply
    10,426.08x = 14,371.92 × 7,436.64
  4. Step 4: Simplify right side
    10,426.08x = 106,878,795.15
  5. Step 5: Solve for x
    x = 106,878,795.15/10,426.08
  6. Step 6: Final answer
    x = 10,251.10

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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.