Home / 6,132.48-8,461.44-5,141.76

Finding the Fourth Proportional to 6,132.48, 8,461.44 and 5,141.76

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Solution

The fourth proportional to 6,132.48, 8,461.44 and 5,141.76 is: 7,094.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,132.48 : 8,461.44 = 5,141.76 : x
  2. Step 2: Convert to fraction form
    6,132.48/8,461.44 = 5,141.76/x
  3. Step 3: Cross multiply
    6,132.48x = 8,461.44 × 5,141.76
  4. Step 4: Simplify right side
    6,132.48x = 43,506,693.73
  5. Step 5: Solve for x
    x = 43,506,693.73/6,132.48
  6. Step 6: Final answer
    x = 7,094.47

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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.