Home / 2,885.25-4,336.02-1,715.49

Finding the Fourth Proportional to 2,885.25, 4,336.02 and 1,715.49

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Solution

The fourth proportional to 2,885.25, 4,336.02 and 1,715.49 is: 2,578.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,885.25 : 4,336.02 = 1,715.49 : x
  2. Step 2: Convert to fraction form
    2,885.25/4,336.02 = 1,715.49/x
  3. Step 3: Cross multiply
    2,885.25x = 4,336.02 × 1,715.49
  4. Step 4: Simplify right side
    2,885.25x = 7,438,398.95
  5. Step 5: Solve for x
    x = 7,438,398.95/2,885.25
  6. Step 6: Final answer
    x = 2,578.08

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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.