Home / 2,715.61-4,052.91-2,453.17

Finding the Fourth Proportional to 2,715.61, 4,052.91 and 2,453.17

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Solution

The fourth proportional to 2,715.61, 4,052.91 and 2,453.17 is: 3,661.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,715.61 : 4,052.91 = 2,453.17 : x
  2. Step 2: Convert to fraction form
    2,715.61/4,052.91 = 2,453.17/x
  3. Step 3: Cross multiply
    2,715.61x = 4,052.91 × 2,453.17
  4. Step 4: Simplify right side
    2,715.61x = 9,942,477.22
  5. Step 5: Solve for x
    x = 9,942,477.22/2,715.61
  6. Step 6: Final answer
    x = 3,661.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.