Home / 5,580.30-7,700.46-3,062.28

Finding the Fourth Proportional to 5,580.30, 7,700.46 and 3,062.28

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Solution

The fourth proportional to 5,580.30, 7,700.46 and 3,062.28 is: 4,225.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,580.30 : 7,700.46 = 3,062.28 : x
  2. Step 2: Convert to fraction form
    5,580.30/7,700.46 = 3,062.28/x
  3. Step 3: Cross multiply
    5,580.30x = 7,700.46 × 3,062.28
  4. Step 4: Simplify right side
    5,580.30x = 23,580,964.65
  5. Step 5: Solve for x
    x = 23,580,964.65/5,580.30
  6. Step 6: Final answer
    x = 4,225.75

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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.