Home / 11,318.10-15,615.46-6,599.04

Finding the Fourth Proportional to 11,318.10, 15,615.46 and 6,599.04

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Solution

The fourth proportional to 11,318.10, 15,615.46 and 6,599.04 is: 9,104.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,318.10 : 15,615.46 = 6,599.04 : x
  2. Step 2: Convert to fraction form
    11,318.10/15,615.46 = 6,599.04/x
  3. Step 3: Cross multiply
    11,318.10x = 15,615.46 × 6,599.04
  4. Step 4: Simplify right side
    11,318.10x = 103,047,045.16
  5. Step 5: Solve for x
    x = 103,047,045.16/11,318.10
  6. Step 6: Final answer
    x = 9,104.62

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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.