Home / 7,680.92-10,599.56-4,323.74

Finding the Fourth Proportional to 7,680.92, 10,599.56 and 4,323.74

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Solution

The fourth proportional to 7,680.92, 10,599.56 and 4,323.74 is: 5,966.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,680.92 : 10,599.56 = 4,323.74 : x
  2. Step 2: Convert to fraction form
    7,680.92/10,599.56 = 4,323.74/x
  3. Step 3: Cross multiply
    7,680.92x = 10,599.56 × 4,323.74
  4. Step 4: Simplify right side
    7,680.92x = 45,829,741.55
  5. Step 5: Solve for x
    x = 45,829,741.55/7,680.92
  6. Step 6: Final answer
    x = 5,966.70

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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.