Home / 8,726.34-13,088.10-2,399.75

Finding the Fourth Proportional to 8,726.34, 13,088.10 and 2,399.75

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Solution

The fourth proportional to 8,726.34, 13,088.10 and 2,399.75 is: 3,599.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,726.34 : 13,088.10 = 2,399.75 : x
  2. Step 2: Convert to fraction form
    8,726.34/13,088.10 = 2,399.75/x
  3. Step 3: Cross multiply
    8,726.34x = 13,088.10 × 2,399.75
  4. Step 4: Simplify right side
    8,726.34x = 31,408,102.53
  5. Step 5: Solve for x
    x = 31,408,102.53/8,726.34
  6. Step 6: Final answer
    x = 3,599.23

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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.