Home / 5,247.95-7,857.89-4,110.85

Finding the Fourth Proportional to 5,247.95, 7,857.89 and 4,110.85

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Solution

The fourth proportional to 5,247.95, 7,857.89 and 4,110.85 is: 6,155.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,247.95 : 7,857.89 = 4,110.85 : x
  2. Step 2: Convert to fraction form
    5,247.95/7,857.89 = 4,110.85/x
  3. Step 3: Cross multiply
    5,247.95x = 7,857.89 × 4,110.85
  4. Step 4: Simplify right side
    5,247.95x = 32,302,547.26
  5. Step 5: Solve for x
    x = 32,302,547.26/5,247.95
  6. Step 6: Final answer
    x = 6,155.27

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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.