Home / 10,484.16-15,726.36-2,692.76

Finding the Fourth Proportional to 10,484.16, 15,726.36 and 2,692.76

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Solution

The fourth proportional to 10,484.16, 15,726.36 and 2,692.76 is: 4,039.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,484.16 : 15,726.36 = 2,692.76 : x
  2. Step 2: Convert to fraction form
    10,484.16/15,726.36 = 2,692.76/x
  3. Step 3: Cross multiply
    10,484.16x = 15,726.36 × 2,692.76
  4. Step 4: Simplify right side
    10,484.16x = 42,347,313.15
  5. Step 5: Solve for x
    x = 42,347,313.15/10,484.16
  6. Step 6: Final answer
    x = 4,039.17

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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.