Home / 7,379.00-11,061.27-4,085.13

Finding the Fourth Proportional to 7,379.00, 11,061.27 and 4,085.13

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Solution

The fourth proportional to 7,379.00, 11,061.27 and 4,085.13 is: 6,123.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,379.00 : 11,061.27 = 4,085.13 : x
  2. Step 2: Convert to fraction form
    7,379.00/11,061.27 = 4,085.13/x
  3. Step 3: Cross multiply
    7,379.00x = 11,061.27 × 4,085.13
  4. Step 4: Simplify right side
    7,379.00x = 45,186,725.92
  5. Step 5: Solve for x
    x = 45,186,725.92/7,379.00
  6. Step 6: Final answer
    x = 6,123.70

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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.