Home / 11,357.02-15,674.95-6,577.75

Finding the Fourth Proportional to 11,357.02, 15,674.95 and 6,577.75

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Solution

The fourth proportional to 11,357.02, 15,674.95 and 6,577.75 is: 9,078.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,357.02 : 15,674.95 = 6,577.75 : x
  2. Step 2: Convert to fraction form
    11,357.02/15,674.95 = 6,577.75/x
  3. Step 3: Cross multiply
    11,357.02x = 15,674.95 × 6,577.75
  4. Step 4: Simplify right side
    11,357.02x = 103,105,930.18
  5. Step 5: Solve for x
    x = 103,105,930.18/11,357.02
  6. Step 6: Final answer
    x = 9,078.61

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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.