Home / 7,037.62-10,557.99-2,655.12

Finding the Fourth Proportional to 7,037.62, 10,557.99 and 2,655.12

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Solution

The fourth proportional to 7,037.62, 10,557.99 and 2,655.12 is: 3,983.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,037.62 : 10,557.99 = 2,655.12 : x
  2. Step 2: Convert to fraction form
    7,037.62/10,557.99 = 2,655.12/x
  3. Step 3: Cross multiply
    7,037.62x = 10,557.99 × 2,655.12
  4. Step 4: Simplify right side
    7,037.62x = 28,032,730.41
  5. Step 5: Solve for x
    x = 28,032,730.41/7,037.62
  6. Step 6: Final answer
    x = 3,983.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.