Home / 2,459.17-3,393.96-1,397.26

Finding the Fourth Proportional to 2,459.17, 3,393.96 and 1,397.26

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Solution

The fourth proportional to 2,459.17, 3,393.96 and 1,397.26 is: 1,928.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,459.17 : 3,393.96 = 1,397.26 : x
  2. Step 2: Convert to fraction form
    2,459.17/3,393.96 = 1,397.26/x
  3. Step 3: Cross multiply
    2,459.17x = 3,393.96 × 1,397.26
  4. Step 4: Simplify right side
    2,459.17x = 4,742,244.55
  5. Step 5: Solve for x
    x = 4,742,244.55/2,459.17
  6. Step 6: Final answer
    x = 1,928.39

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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.