Home / 7,426.74-11,144.43-2,810.10

Finding the Fourth Proportional to 7,426.74, 11,144.43 and 2,810.10

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Solution

The fourth proportional to 7,426.74, 11,144.43 and 2,810.10 is: 4,216.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,426.74 : 11,144.43 = 2,810.10 : x
  2. Step 2: Convert to fraction form
    7,426.74/11,144.43 = 2,810.10/x
  3. Step 3: Cross multiply
    7,426.74x = 11,144.43 × 2,810.10
  4. Step 4: Simplify right side
    7,426.74x = 31,316,962.74
  5. Step 5: Solve for x
    x = 31,316,962.74/7,426.74
  6. Step 6: Final answer
    x = 4,216.78

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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.