Home / 10,628.15-14,665.94-6,152.17

Finding the Fourth Proportional to 10,628.15, 14,665.94 and 6,152.17

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Solution

The fourth proportional to 10,628.15, 14,665.94 and 6,152.17 is: 8,489.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,628.15 : 14,665.94 = 6,152.17 : x
  2. Step 2: Convert to fraction form
    10,628.15/14,665.94 = 6,152.17/x
  3. Step 3: Cross multiply
    10,628.15x = 14,665.94 × 6,152.17
  4. Step 4: Simplify right side
    10,628.15x = 90,227,356.09
  5. Step 5: Solve for x
    x = 90,227,356.09/10,628.15
  6. Step 6: Final answer
    x = 8,489.47

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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.