Home / 7,750.18-11,608.87-4,814.13

Finding the Fourth Proportional to 7,750.18, 11,608.87 and 4,814.13

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Solution

The fourth proportional to 7,750.18, 11,608.87 and 4,814.13 is: 7,211.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,750.18 : 11,608.87 = 4,814.13 : x
  2. Step 2: Convert to fraction form
    7,750.18/11,608.87 = 4,814.13/x
  3. Step 3: Cross multiply
    7,750.18x = 11,608.87 × 4,814.13
  4. Step 4: Simplify right side
    7,750.18x = 55,886,649.86
  5. Step 5: Solve for x
    x = 55,886,649.86/7,750.18
  6. Step 6: Final answer
    x = 7,211.01

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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.