Home / 7,449.28-10,281.27-4,307.38

Finding the Fourth Proportional to 7,449.28, 10,281.27 and 4,307.38

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Solution

The fourth proportional to 7,449.28, 10,281.27 and 4,307.38 is: 5,944.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,449.28 : 10,281.27 = 4,307.38 : x
  2. Step 2: Convert to fraction form
    7,449.28/10,281.27 = 4,307.38/x
  3. Step 3: Cross multiply
    7,449.28x = 10,281.27 × 4,307.38
  4. Step 4: Simplify right side
    7,449.28x = 44,285,336.77
  5. Step 5: Solve for x
    x = 44,285,336.77/7,449.28
  6. Step 6: Final answer
    x = 5,944.92

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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.