Home / 7,275.62-10,037.30-4,479.50

Finding the Fourth Proportional to 7,275.62, 10,037.30 and 4,479.50

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Solution

The fourth proportional to 7,275.62, 10,037.30 and 4,479.50 is: 6,179.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,275.62 : 10,037.30 = 4,479.50 : x
  2. Step 2: Convert to fraction form
    7,275.62/10,037.30 = 4,479.50/x
  3. Step 3: Cross multiply
    7,275.62x = 10,037.30 × 4,479.50
  4. Step 4: Simplify right side
    7,275.62x = 44,962,085.35
  5. Step 5: Solve for x
    x = 44,962,085.35/7,275.62
  6. Step 6: Final answer
    x = 6,179.83

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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.