Home / 11,140.30-15,373.02-6,104.26

Finding the Fourth Proportional to 11,140.30, 15,373.02 and 6,104.26

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Solution

The fourth proportional to 11,140.30, 15,373.02 and 6,104.26 is: 8,423.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,140.30 : 15,373.02 = 6,104.26 : x
  2. Step 2: Convert to fraction form
    11,140.30/15,373.02 = 6,104.26/x
  3. Step 3: Cross multiply
    11,140.30x = 15,373.02 × 6,104.26
  4. Step 4: Simplify right side
    11,140.30x = 93,840,911.07
  5. Step 5: Solve for x
    x = 93,840,911.07/11,140.30
  6. Step 6: Final answer
    x = 8,423.55

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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.