Home / 7,650.61-10,557.80-4,293.42

Finding the Fourth Proportional to 7,650.61, 10,557.80 and 4,293.42

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Solution

The fourth proportional to 7,650.61, 10,557.80 and 4,293.42 is: 5,924.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,650.61 : 10,557.80 = 4,293.42 : x
  2. Step 2: Convert to fraction form
    7,650.61/10,557.80 = 4,293.42/x
  3. Step 3: Cross multiply
    7,650.61x = 10,557.80 × 4,293.42
  4. Step 4: Simplify right side
    7,650.61x = 45,329,069.68
  5. Step 5: Solve for x
    x = 45,329,069.68/7,650.61
  6. Step 6: Final answer
    x = 5,924.90

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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.