Home / 5,089.68-7,637.13-2,315.99

Finding the Fourth Proportional to 5,089.68, 7,637.13 and 2,315.99

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Solution

The fourth proportional to 5,089.68, 7,637.13 and 2,315.99 is: 3,475.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,089.68 : 7,637.13 = 2,315.99 : x
  2. Step 2: Convert to fraction form
    5,089.68/7,637.13 = 2,315.99/x
  3. Step 3: Cross multiply
    5,089.68x = 7,637.13 × 2,315.99
  4. Step 4: Simplify right side
    5,089.68x = 17,687,535.80
  5. Step 5: Solve for x
    x = 17,687,535.80/5,089.68
  6. Step 6: Final answer
    x = 3,475.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.