Home / 5,275.88-7,280.52-3,037.67

Finding the Fourth Proportional to 5,275.88, 7,280.52 and 3,037.67

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Solution

The fourth proportional to 5,275.88, 7,280.52 and 3,037.67 is: 4,191.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,275.88 : 7,280.52 = 3,037.67 : x
  2. Step 2: Convert to fraction form
    5,275.88/7,280.52 = 3,037.67/x
  3. Step 3: Cross multiply
    5,275.88x = 7,280.52 × 3,037.67
  4. Step 4: Simplify right side
    5,275.88x = 22,115,817.19
  5. Step 5: Solve for x
    x = 22,115,817.19/5,275.88
  6. Step 6: Final answer
    x = 4,191.87

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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.