Home / 2,841.90-4,240.02-2,530.05

Finding the Fourth Proportional to 2,841.90, 4,240.02 and 2,530.05

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Solution

The fourth proportional to 2,841.90, 4,240.02 and 2,530.05 is: 3,774.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,841.90 : 4,240.02 = 2,530.05 : x
  2. Step 2: Convert to fraction form
    2,841.90/4,240.02 = 2,530.05/x
  3. Step 3: Cross multiply
    2,841.90x = 4,240.02 × 2,530.05
  4. Step 4: Simplify right side
    2,841.90x = 10,727,462.60
  5. Step 5: Solve for x
    x = 10,727,462.60/2,841.90
  6. Step 6: Final answer
    x = 3,774.75

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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.