Home / 11,708.10-17,554.95-4,689.18

Finding the Fourth Proportional to 11,708.10, 17,554.95 and 4,689.18

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Solution

The fourth proportional to 11,708.10, 17,554.95 and 4,689.18 is: 7,030.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,708.10 : 17,554.95 = 4,689.18 : x
  2. Step 2: Convert to fraction form
    11,708.10/17,554.95 = 4,689.18/x
  3. Step 3: Cross multiply
    11,708.10x = 17,554.95 × 4,689.18
  4. Step 4: Simplify right side
    11,708.10x = 82,318,320.44
  5. Step 5: Solve for x
    x = 82,318,320.44/11,708.10
  6. Step 6: Final answer
    x = 7,030.89

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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.