Home / 7,473.09-10,312.65-4,286.92

Finding the Fourth Proportional to 7,473.09, 10,312.65 and 4,286.92

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Solution

The fourth proportional to 7,473.09, 10,312.65 and 4,286.92 is: 5,915.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,473.09 : 10,312.65 = 4,286.92 : x
  2. Step 2: Convert to fraction form
    7,473.09/10,312.65 = 4,286.92/x
  3. Step 3: Cross multiply
    7,473.09x = 10,312.65 × 4,286.92
  4. Step 4: Simplify right side
    7,473.09x = 44,209,453.97
  5. Step 5: Solve for x
    x = 44,209,453.97/7,473.09
  6. Step 6: Final answer
    x = 5,915.82

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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.