Home / 4,721.50-6,515.87-2,625.63

Finding the Fourth Proportional to 4,721.50, 6,515.87 and 2,625.63

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Solution

The fourth proportional to 4,721.50, 6,515.87 and 2,625.63 is: 3,623.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,721.50 : 6,515.87 = 2,625.63 : x
  2. Step 2: Convert to fraction form
    4,721.50/6,515.87 = 2,625.63/x
  3. Step 3: Cross multiply
    4,721.50x = 6,515.87 × 2,625.63
  4. Step 4: Simplify right side
    4,721.50x = 17,108,263.75
  5. Step 5: Solve for x
    x = 17,108,263.75/4,721.50
  6. Step 6: Final answer
    x = 3,623.48

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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.