Home / 10,916.48-16,359.08-6,226.79

Finding the Fourth Proportional to 10,916.48, 16,359.08 and 6,226.79

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Solution

The fourth proportional to 10,916.48, 16,359.08 and 6,226.79 is: 9,331.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,916.48 : 16,359.08 = 6,226.79 : x
  2. Step 2: Convert to fraction form
    10,916.48/16,359.08 = 6,226.79/x
  3. Step 3: Cross multiply
    10,916.48x = 16,359.08 × 6,226.79
  4. Step 4: Simplify right side
    10,916.48x = 101,864,442.82
  5. Step 5: Solve for x
    x = 101,864,442.82/10,916.48
  6. Step 6: Final answer
    x = 9,331.25

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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.