Home / 6,153.47-9,182.19-5,490.79

Finding the Fourth Proportional to 6,153.47, 9,182.19 and 5,490.79

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Solution

The fourth proportional to 6,153.47, 9,182.19 and 5,490.79 is: 8,193.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,153.47 : 9,182.19 = 5,490.79 : x
  2. Step 2: Convert to fraction form
    6,153.47/9,182.19 = 5,490.79/x
  3. Step 3: Cross multiply
    6,153.47x = 9,182.19 × 5,490.79
  4. Step 4: Simplify right side
    6,153.47x = 50,417,428.34
  5. Step 5: Solve for x
    x = 50,417,428.34/6,153.47
  6. Step 6: Final answer
    x = 8,193.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.