Home / 11,348.24-15,660.19-6,312.32

Finding the Fourth Proportional to 11,348.24, 15,660.19 and 6,312.32

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Solution

The fourth proportional to 11,348.24, 15,660.19 and 6,312.32 is: 8,710.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,348.24 : 15,660.19 = 6,312.32 : x
  2. Step 2: Convert to fraction form
    11,348.24/15,660.19 = 6,312.32/x
  3. Step 3: Cross multiply
    11,348.24x = 15,660.19 × 6,312.32
  4. Step 4: Simplify right side
    11,348.24x = 98,852,036.46
  5. Step 5: Solve for x
    x = 98,852,036.46/11,348.24
  6. Step 6: Final answer
    x = 8,710.79

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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.