Home / 6,130.20-8,461.56-5,816.70

Finding the Fourth Proportional to 6,130.20, 8,461.56 and 5,816.70

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Solution

The fourth proportional to 6,130.20, 8,461.56 and 5,816.70 is: 8,028.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,130.20 : 8,461.56 = 5,816.70 : x
  2. Step 2: Convert to fraction form
    6,130.20/8,461.56 = 5,816.70/x
  3. Step 3: Cross multiply
    6,130.20x = 8,461.56 × 5,816.70
  4. Step 4: Simplify right side
    6,130.20x = 49,218,356.05
  5. Step 5: Solve for x
    x = 49,218,356.05/6,130.20
  6. Step 6: Final answer
    x = 8,028.83

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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.