Home / 7,037.11-9,715.64-4,520.24

Finding the Fourth Proportional to 7,037.11, 9,715.64 and 4,520.24

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Solution

The fourth proportional to 7,037.11, 9,715.64 and 4,520.24 is: 6,240.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,037.11 : 9,715.64 = 4,520.24 : x
  2. Step 2: Convert to fraction form
    7,037.11/9,715.64 = 4,520.24/x
  3. Step 3: Cross multiply
    7,037.11x = 9,715.64 × 4,520.24
  4. Step 4: Simplify right side
    7,037.11x = 43,917,024.55
  5. Step 5: Solve for x
    x = 43,917,024.55/7,037.11
  6. Step 6: Final answer
    x = 6,240.78

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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.