Home / 2,457.52-3,391.49-1,395.27

Finding the Fourth Proportional to 2,457.52, 3,391.49 and 1,395.27

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Solution

The fourth proportional to 2,457.52, 3,391.49 and 1,395.27 is: 1,925.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,457.52 : 3,391.49 = 1,395.27 : x
  2. Step 2: Convert to fraction form
    2,457.52/3,391.49 = 1,395.27/x
  3. Step 3: Cross multiply
    2,457.52x = 3,391.49 × 1,395.27
  4. Step 4: Simplify right side
    2,457.52x = 4,732,044.25
  5. Step 5: Solve for x
    x = 4,732,044.25/2,457.52
  6. Step 6: Final answer
    x = 1,925.54

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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.