Home / 11,617.19-16,031.67-6,312.04

Finding the Fourth Proportional to 11,617.19, 16,031.67 and 6,312.04

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Solution

The fourth proportional to 11,617.19, 16,031.67 and 6,312.04 is: 8,710.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,617.19 : 16,031.67 = 6,312.04 : x
  2. Step 2: Convert to fraction form
    11,617.19/16,031.67 = 6,312.04/x
  3. Step 3: Cross multiply
    11,617.19x = 16,031.67 × 6,312.04
  4. Step 4: Simplify right side
    11,617.19x = 101,192,604.24
  5. Step 5: Solve for x
    x = 101,192,604.24/11,617.19
  6. Step 6: Final answer
    x = 8,710.59

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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.