Home / 7,483.28-10,326.84-4,339.76

Finding the Fourth Proportional to 7,483.28, 10,326.84 and 4,339.76

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Solution

The fourth proportional to 7,483.28, 10,326.84 and 4,339.76 is: 5,988.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,483.28 : 10,326.84 = 4,339.76 : x
  2. Step 2: Convert to fraction form
    7,483.28/10,326.84 = 4,339.76/x
  3. Step 3: Cross multiply
    7,483.28x = 10,326.84 × 4,339.76
  4. Step 4: Simplify right side
    7,483.28x = 44,816,007.16
  5. Step 5: Solve for x
    x = 44,816,007.16/7,483.28
  6. Step 6: Final answer
    x = 5,988.82

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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.