Home / 4,717.85-6,510.65-2,621.97

Finding the Fourth Proportional to 4,717.85, 6,510.65 and 2,621.97

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Solution

The fourth proportional to 4,717.85, 6,510.65 and 2,621.97 is: 3,618.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,717.85 : 6,510.65 = 2,621.97 : x
  2. Step 2: Convert to fraction form
    4,717.85/6,510.65 = 2,621.97/x
  3. Step 3: Cross multiply
    4,717.85x = 6,510.65 × 2,621.97
  4. Step 4: Simplify right side
    4,717.85x = 17,070,715.87
  5. Step 5: Solve for x
    x = 17,070,715.87/4,717.85
  6. Step 6: Final answer
    x = 3,618.33

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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.