Home / 5,280.83-7,287.80-3,043.05

Finding the Fourth Proportional to 5,280.83, 7,287.80 and 3,043.05

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Solution

The fourth proportional to 5,280.83, 7,287.80 and 3,043.05 is: 4,199.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,280.83 : 7,287.80 = 3,043.05 : x
  2. Step 2: Convert to fraction form
    5,280.83/7,287.80 = 3,043.05/x
  3. Step 3: Cross multiply
    5,280.83x = 7,287.80 × 3,043.05
  4. Step 4: Simplify right side
    5,280.83x = 22,177,139.79
  5. Step 5: Solve for x
    x = 22,177,139.79/5,280.83
  6. Step 6: Final answer
    x = 4,199.56

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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.