Home / 9,359.24-12,915.30-5,110.46

Finding the Fourth Proportional to 9,359.24, 12,915.30 and 5,110.46

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Solution

The fourth proportional to 9,359.24, 12,915.30 and 5,110.46 is: 7,052.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,359.24 : 12,915.30 = 5,110.46 : x
  2. Step 2: Convert to fraction form
    9,359.24/12,915.30 = 5,110.46/x
  3. Step 3: Cross multiply
    9,359.24x = 12,915.30 × 5,110.46
  4. Step 4: Simplify right side
    9,359.24x = 66,003,124.04
  5. Step 5: Solve for x
    x = 66,003,124.04/9,359.24
  6. Step 6: Final answer
    x = 7,052.19

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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.