Home / 1,850.15-2,774.13-617.23

Finding the Fourth Proportional to 1,850.15, 2,774.13 and 617.23

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Solution

The fourth proportional to 1,850.15, 2,774.13 and 617.23 is: 925.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,850.15 : 2,774.13 = 617.23 : x
  2. Step 2: Convert to fraction form
    1,850.15/2,774.13 = 617.23/x
  3. Step 3: Cross multiply
    1,850.15x = 2,774.13 × 617.23
  4. Step 4: Simplify right side
    1,850.15x = 1,712,276.26
  5. Step 5: Solve for x
    x = 1,712,276.26/1,850.15
  6. Step 6: Final answer
    x = 925.48

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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.