Home / 2,915.29-4,373.23-1,249.58

Finding the Fourth Proportional to 2,915.29, 4,373.23 and 1,249.58

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Solution

The fourth proportional to 2,915.29, 4,373.23 and 1,249.58 is: 1,874.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,915.29 : 4,373.23 = 1,249.58 : x
  2. Step 2: Convert to fraction form
    2,915.29/4,373.23 = 1,249.58/x
  3. Step 3: Cross multiply
    2,915.29x = 4,373.23 × 1,249.58
  4. Step 4: Simplify right side
    2,915.29x = 5,464,692.93
  5. Step 5: Solve for x
    x = 5,464,692.93/2,915.29
  6. Step 6: Final answer
    x = 1,874.50

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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.