Home / 10,426.74-15,616.32-6,521.46

Finding the Fourth Proportional to 10,426.74, 15,616.32 and 6,521.46

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Solution

The fourth proportional to 10,426.74, 15,616.32 and 6,521.46 is: 9,767.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,426.74 : 15,616.32 = 6,521.46 : x
  2. Step 2: Convert to fraction form
    10,426.74/15,616.32 = 6,521.46/x
  3. Step 3: Cross multiply
    10,426.74x = 15,616.32 × 6,521.46
  4. Step 4: Simplify right side
    10,426.74x = 101,841,206.23
  5. Step 5: Solve for x
    x = 101,841,206.23/10,426.74
  6. Step 6: Final answer
    x = 9,767.31

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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.