Home / 10,365.44-15,553.73-4,521.70

Finding the Fourth Proportional to 10,365.44, 15,553.73 and 4,521.70

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Solution

The fourth proportional to 10,365.44, 15,553.73 and 4,521.70 is: 6,784.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,365.44 : 15,553.73 = 4,521.70 : x
  2. Step 2: Convert to fraction form
    10,365.44/15,553.73 = 4,521.70/x
  3. Step 3: Cross multiply
    10,365.44x = 15,553.73 × 4,521.70
  4. Step 4: Simplify right side
    10,365.44x = 70,329,223.17
  5. Step 5: Solve for x
    x = 70,329,223.17/10,365.44
  6. Step 6: Final answer
    x = 6,784.97

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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.