Home / 4,717.50-6,510.18-2,621.64

Finding the Fourth Proportional to 4,717.50, 6,510.18 and 2,621.64

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Solution

The fourth proportional to 4,717.50, 6,510.18 and 2,621.64 is: 3,617.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,717.50 : 6,510.18 = 2,621.64 : x
  2. Step 2: Convert to fraction form
    4,717.50/6,510.18 = 2,621.64/x
  3. Step 3: Cross multiply
    4,717.50x = 6,510.18 × 2,621.64
  4. Step 4: Simplify right side
    4,717.50x = 17,067,348.30
  5. Step 5: Solve for x
    x = 17,067,348.30/4,717.50
  6. Step 6: Final answer
    x = 3,617.88

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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.