Home / 7,557.20-10,427.33-4,572.44

Finding the Fourth Proportional to 7,557.20, 10,427.33 and 4,572.44

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Solution

The fourth proportional to 7,557.20, 10,427.33 and 4,572.44 is: 6,308.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,557.20 : 10,427.33 = 4,572.44 : x
  2. Step 2: Convert to fraction form
    7,557.20/10,427.33 = 4,572.44/x
  3. Step 3: Cross multiply
    7,557.20x = 10,427.33 × 4,572.44
  4. Step 4: Simplify right side
    7,557.20x = 47,678,317.92
  5. Step 5: Solve for x
    x = 47,678,317.92/7,557.20
  6. Step 6: Final answer
    x = 6,308.99

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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.