Home / 10,484.19-15,726.33-4,640.85

Finding the Fourth Proportional to 10,484.19, 15,726.33 and 4,640.85

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Solution

The fourth proportional to 10,484.19, 15,726.33 and 4,640.85 is: 6,961.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,484.19 : 15,726.33 = 4,640.85 : x
  2. Step 2: Convert to fraction form
    10,484.19/15,726.33 = 4,640.85/x
  3. Step 3: Cross multiply
    10,484.19x = 15,726.33 × 4,640.85
  4. Step 4: Simplify right side
    10,484.19x = 72,983,538.58
  5. Step 5: Solve for x
    x = 72,983,538.58/10,484.19
  6. Step 6: Final answer
    x = 6,961.29

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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.