Home / 2,541.24-3,506.76-1,421.99

Finding the Fourth Proportional to 2,541.24, 3,506.76 and 1,421.99

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Solution

The fourth proportional to 2,541.24, 3,506.76 and 1,421.99 is: 1,962.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,541.24 : 3,506.76 = 1,421.99 : x
  2. Step 2: Convert to fraction form
    2,541.24/3,506.76 = 1,421.99/x
  3. Step 3: Cross multiply
    2,541.24x = 3,506.76 × 1,421.99
  4. Step 4: Simplify right side
    2,541.24x = 4,986,560.12
  5. Step 5: Solve for x
    x = 4,986,560.12/2,541.24
  6. Step 6: Final answer
    x = 1,962.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.