Home / 2,417.16-3,334.56-1,422.48

Finding the Fourth Proportional to 2,417.16, 3,334.56 and 1,422.48

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Solution

The fourth proportional to 2,417.16, 3,334.56 and 1,422.48 is: 1,962.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,417.16 : 3,334.56 = 1,422.48 : x
  2. Step 2: Convert to fraction form
    2,417.16/3,334.56 = 1,422.48/x
  3. Step 3: Cross multiply
    2,417.16x = 3,334.56 × 1,422.48
  4. Step 4: Simplify right side
    2,417.16x = 4,743,344.91
  5. Step 5: Solve for x
    x = 4,743,344.91/2,417.16
  6. Step 6: Final answer
    x = 1,962.36

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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.