Home / 4,187.40-6,268.95-2,543.10

Finding the Fourth Proportional to 4,187.40, 6,268.95 and 2,543.10

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Solution

The fourth proportional to 4,187.40, 6,268.95 and 2,543.10 is: 3,807.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,187.40 : 6,268.95 = 2,543.10 : x
  2. Step 2: Convert to fraction form
    4,187.40/6,268.95 = 2,543.10/x
  3. Step 3: Cross multiply
    4,187.40x = 6,268.95 × 2,543.10
  4. Step 4: Simplify right side
    4,187.40x = 15,942,566.75
  5. Step 5: Solve for x
    x = 15,942,566.75/4,187.40
  6. Step 6: Final answer
    x = 3,807.27

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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.