Home / 10,807.76-16,165.56-6,637.52

Finding the Fourth Proportional to 10,807.76, 16,165.56 and 6,637.52

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Solution

The fourth proportional to 10,807.76, 16,165.56 and 6,637.52 is: 9,927.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,807.76 : 16,165.56 = 6,637.52 : x
  2. Step 2: Convert to fraction form
    10,807.76/16,165.56 = 6,637.52/x
  3. Step 3: Cross multiply
    10,807.76x = 16,165.56 × 6,637.52
  4. Step 4: Simplify right side
    10,807.76x = 107,299,227.81
  5. Step 5: Solve for x
    x = 107,299,227.81/10,807.76
  6. Step 6: Final answer
    x = 9,927.98

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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.