Home / 7,542.18-10,408.59-4,184.91

Finding the Fourth Proportional to 7,542.18, 10,408.59 and 4,184.91

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Solution

The fourth proportional to 7,542.18, 10,408.59 and 4,184.91 is: 5,775.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,542.18 : 10,408.59 = 4,184.91 : x
  2. Step 2: Convert to fraction form
    7,542.18/10,408.59 = 4,184.91/x
  3. Step 3: Cross multiply
    7,542.18x = 10,408.59 × 4,184.91
  4. Step 4: Simplify right side
    7,542.18x = 43,559,012.38
  5. Step 5: Solve for x
    x = 43,559,012.38/7,542.18
  6. Step 6: Final answer
    x = 5,775.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.