Home / 7,037.20-9,713.55-4,206.66

Finding the Fourth Proportional to 7,037.20, 9,713.55 and 4,206.66

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Solution

The fourth proportional to 7,037.20, 9,713.55 and 4,206.66 is: 5,806.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,037.20 : 9,713.55 = 4,206.66 : x
  2. Step 2: Convert to fraction form
    7,037.20/9,713.55 = 4,206.66/x
  3. Step 3: Cross multiply
    7,037.20x = 9,713.55 × 4,206.66
  4. Step 4: Simplify right side
    7,037.20x = 40,861,602.24
  5. Step 5: Solve for x
    x = 40,861,602.24/7,037.20
  6. Step 6: Final answer
    x = 5,806.51

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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.