Home / 4,325.97-6,488.16-1,515.21

Finding the Fourth Proportional to 4,325.97, 6,488.16 and 1,515.21

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Solution

The fourth proportional to 4,325.97, 6,488.16 and 1,515.21 is: 2,272.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,325.97 : 6,488.16 = 1,515.21 : x
  2. Step 2: Convert to fraction form
    4,325.97/6,488.16 = 1,515.21/x
  3. Step 3: Cross multiply
    4,325.97x = 6,488.16 × 1,515.21
  4. Step 4: Simplify right side
    4,325.97x = 9,830,924.91
  5. Step 5: Solve for x
    x = 9,830,924.91/4,325.97
  6. Step 6: Final answer
    x = 2,272.54

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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.