Home / 4,721.38-6,515.52-2,625.50

Finding the Fourth Proportional to 4,721.38, 6,515.52 and 2,625.50

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Solution

The fourth proportional to 4,721.38, 6,515.52 and 2,625.50 is: 3,623.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,721.38 : 6,515.52 = 2,625.50 : x
  2. Step 2: Convert to fraction form
    4,721.38/6,515.52 = 2,625.50/x
  3. Step 3: Cross multiply
    4,721.38x = 6,515.52 × 2,625.50
  4. Step 4: Simplify right side
    4,721.38x = 17,106,497.76
  5. Step 5: Solve for x
    x = 17,106,497.76/4,721.38
  6. Step 6: Final answer
    x = 3,623.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.