Home / 10,285.73-15,434.75-4,442.34

Finding the Fourth Proportional to 10,285.73, 15,434.75 and 4,442.34

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Solution

The fourth proportional to 10,285.73, 15,434.75 and 4,442.34 is: 6,666.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,285.73 : 15,434.75 = 4,442.34 : x
  2. Step 2: Convert to fraction form
    10,285.73/15,434.75 = 4,442.34/x
  3. Step 3: Cross multiply
    10,285.73x = 15,434.75 × 4,442.34
  4. Step 4: Simplify right side
    10,285.73x = 68,566,476.30
  5. Step 5: Solve for x
    x = 68,566,476.30/10,285.73
  6. Step 6: Final answer
    x = 6,666.17

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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.