Home / 6,082.40-9,123.60-5,547.80

Finding the Fourth Proportional to 6,082.40, 9,123.60 and 5,547.80

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Solution

The fourth proportional to 6,082.40, 9,123.60 and 5,547.80 is: 8,321.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,082.40 : 9,123.60 = 5,547.80 : x
  2. Step 2: Convert to fraction form
    6,082.40/9,123.60 = 5,547.80/x
  3. Step 3: Cross multiply
    6,082.40x = 9,123.60 × 5,547.80
  4. Step 4: Simplify right side
    6,082.40x = 50,615,908.08
  5. Step 5: Solve for x
    x = 50,615,908.08/6,082.40
  6. Step 6: Final answer
    x = 8,321.70

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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.