Home / 11,065.40-15,269.02-6,588.52

Finding the Fourth Proportional to 11,065.40, 15,269.02 and 6,588.52

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Solution

The fourth proportional to 11,065.40, 15,269.02 and 6,588.52 is: 9,091.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,065.40 : 15,269.02 = 6,588.52 : x
  2. Step 2: Convert to fraction form
    11,065.40/15,269.02 = 6,588.52/x
  3. Step 3: Cross multiply
    11,065.40x = 15,269.02 × 6,588.52
  4. Step 4: Simplify right side
    11,065.40x = 100,600,243.65
  5. Step 5: Solve for x
    x = 100,600,243.65/11,065.40
  6. Step 6: Final answer
    x = 9,091.42

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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.