Home / 7,432.95-10,257.58-4,448.91

Finding the Fourth Proportional to 7,432.95, 10,257.58 and 4,448.91

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Solution

The fourth proportional to 7,432.95, 10,257.58 and 4,448.91 is: 6,139.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,432.95 : 10,257.58 = 4,448.91 : x
  2. Step 2: Convert to fraction form
    7,432.95/10,257.58 = 4,448.91/x
  3. Step 3: Cross multiply
    7,432.95x = 10,257.58 × 4,448.91
  4. Step 4: Simplify right side
    7,432.95x = 45,635,050.24
  5. Step 5: Solve for x
    x = 45,635,050.24/7,432.95
  6. Step 6: Final answer
    x = 6,139.56

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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.