Home / 4,877.11-7,319.77-4,569.57

Finding the Fourth Proportional to 4,877.11, 7,319.77 and 4,569.57

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Solution

The fourth proportional to 4,877.11, 7,319.77 and 4,569.57 is: 6,858.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,877.11 : 7,319.77 = 4,569.57 : x
  2. Step 2: Convert to fraction form
    4,877.11/7,319.77 = 4,569.57/x
  3. Step 3: Cross multiply
    4,877.11x = 7,319.77 × 4,569.57
  4. Step 4: Simplify right side
    4,877.11x = 33,448,201.40
  5. Step 5: Solve for x
    x = 33,448,201.40/4,877.11
  6. Step 6: Final answer
    x = 6,858.20

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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.