Home / 10,094.40-15,129.72-4,541.22

Finding the Fourth Proportional to 10,094.40, 15,129.72 and 4,541.22

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Solution

The fourth proportional to 10,094.40, 15,129.72 and 4,541.22 is: 6,806.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,094.40 : 15,129.72 = 4,541.22 : x
  2. Step 2: Convert to fraction form
    10,094.40/15,129.72 = 4,541.22/x
  3. Step 3: Cross multiply
    10,094.40x = 15,129.72 × 4,541.22
  4. Step 4: Simplify right side
    10,094.40x = 68,707,387.06
  5. Step 5: Solve for x
    x = 68,707,387.06/10,094.40
  6. Step 6: Final answer
    x = 6,806.49

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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.