Home / 7,026.39-10,543.02-3,077.11

Finding the Fourth Proportional to 7,026.39, 10,543.02 and 3,077.11

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Solution

The fourth proportional to 7,026.39, 10,543.02 and 3,077.11 is: 4,617.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,026.39 : 10,543.02 = 3,077.11 : x
  2. Step 2: Convert to fraction form
    7,026.39/10,543.02 = 3,077.11/x
  3. Step 3: Cross multiply
    7,026.39x = 10,543.02 × 3,077.11
  4. Step 4: Simplify right side
    7,026.39x = 32,441,991.92
  5. Step 5: Solve for x
    x = 32,441,991.92/7,026.39
  6. Step 6: Final answer
    x = 4,617.16

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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.