Home / 10,875.01-15,037.72-8,633.00

Finding the Fourth Proportional to 10,875.01, 15,037.72 and 8,633.00

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Solution

The fourth proportional to 10,875.01, 15,037.72 and 8,633.00 is: 11,937.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,875.01 : 15,037.72 = 8,633.00 : x
  2. Step 2: Convert to fraction form
    10,875.01/15,037.72 = 8,633.00/x
  3. Step 3: Cross multiply
    10,875.01x = 15,037.72 × 8,633.00
  4. Step 4: Simplify right side
    10,875.01x = 129,820,539.99
  5. Step 5: Solve for x
    x = 129,820,539.99/10,875.01
  6. Step 6: Final answer
    x = 11,937.51

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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.