Home / 5,275.23-7,280.09-3,037.43

Finding the Fourth Proportional to 5,275.23, 7,280.09 and 3,037.43

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Solution

The fourth proportional to 5,275.23, 7,280.09 and 3,037.43 is: 4,191.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,275.23 : 7,280.09 = 3,037.43 : x
  2. Step 2: Convert to fraction form
    5,275.23/7,280.09 = 3,037.43/x
  3. Step 3: Cross multiply
    5,275.23x = 7,280.09 × 3,037.43
  4. Step 4: Simplify right side
    5,275.23x = 22,112,763.77
  5. Step 5: Solve for x
    x = 22,112,763.77/5,275.23
  6. Step 6: Final answer
    x = 4,191.81

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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.