Home / 11,689.56-17,530.02-4,671.18

Finding the Fourth Proportional to 11,689.56, 17,530.02 and 4,671.18

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Solution

The fourth proportional to 11,689.56, 17,530.02 and 4,671.18 is: 7,005.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,689.56 : 17,530.02 = 4,671.18 : x
  2. Step 2: Convert to fraction form
    11,689.56/17,530.02 = 4,671.18/x
  3. Step 3: Cross multiply
    11,689.56x = 17,530.02 × 4,671.18
  4. Step 4: Simplify right side
    11,689.56x = 81,885,878.82
  5. Step 5: Solve for x
    x = 81,885,878.82/11,689.56
  6. Step 6: Final answer
    x = 7,005.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.