Home / 11,917.02-17,875.66-3,597.11

Finding the Fourth Proportional to 11,917.02, 17,875.66 and 3,597.11

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Solution

The fourth proportional to 11,917.02, 17,875.66 and 3,597.11 is: 5,395.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,917.02 : 17,875.66 = 3,597.11 : x
  2. Step 2: Convert to fraction form
    11,917.02/17,875.66 = 3,597.11/x
  3. Step 3: Cross multiply
    11,917.02x = 17,875.66 × 3,597.11
  4. Step 4: Simplify right side
    11,917.02x = 64,300,700.87
  5. Step 5: Solve for x
    x = 64,300,700.87/11,917.02
  6. Step 6: Final answer
    x = 5,395.70

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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.