Home / 5,715.41-7,888.17-3,357.53

Finding the Fourth Proportional to 5,715.41, 7,888.17 and 3,357.53

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Solution

The fourth proportional to 5,715.41, 7,888.17 and 3,357.53 is: 4,633.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,715.41 : 7,888.17 = 3,357.53 : x
  2. Step 2: Convert to fraction form
    5,715.41/7,888.17 = 3,357.53/x
  3. Step 3: Cross multiply
    5,715.41x = 7,888.17 × 3,357.53
  4. Step 4: Simplify right side
    5,715.41x = 26,484,727.98
  5. Step 5: Solve for x
    x = 26,484,727.98/5,715.41
  6. Step 6: Final answer
    x = 4,633.92

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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.