Home / 4,711.40-6,501.54-2,721.62

Finding the Fourth Proportional to 4,711.40, 6,501.54 and 2,721.62

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Solution

The fourth proportional to 4,711.40, 6,501.54 and 2,721.62 is: 3,755.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,711.40 : 6,501.54 = 2,721.62 : x
  2. Step 2: Convert to fraction form
    4,711.40/6,501.54 = 2,721.62/x
  3. Step 3: Cross multiply
    4,711.40x = 6,501.54 × 2,721.62
  4. Step 4: Simplify right side
    4,711.40x = 17,694,721.29
  5. Step 5: Solve for x
    x = 17,694,721.29/4,711.40
  6. Step 6: Final answer
    x = 3,755.72

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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.