Home / 7,395.12-10,205.15-4,037.96

Finding the Fourth Proportional to 7,395.12, 10,205.15 and 4,037.96

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Solution

The fourth proportional to 7,395.12, 10,205.15 and 4,037.96 is: 5,572.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,395.12 : 10,205.15 = 4,037.96 : x
  2. Step 2: Convert to fraction form
    7,395.12/10,205.15 = 4,037.96/x
  3. Step 3: Cross multiply
    7,395.12x = 10,205.15 × 4,037.96
  4. Step 4: Simplify right side
    7,395.12x = 41,207,916.28
  5. Step 5: Solve for x
    x = 41,207,916.28/7,395.12
  6. Step 6: Final answer
    x = 5,572.31

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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.