Home / 2,412.18-3,328.83-1,417.26

Finding the Fourth Proportional to 2,412.18, 3,328.83 and 1,417.26

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Solution

The fourth proportional to 2,412.18, 3,328.83 and 1,417.26 is: 1,955.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,412.18 : 3,328.83 = 1,417.26 : x
  2. Step 2: Convert to fraction form
    2,412.18/3,328.83 = 1,417.26/x
  3. Step 3: Cross multiply
    2,412.18x = 3,328.83 × 1,417.26
  4. Step 4: Simplify right side
    2,412.18x = 4,717,817.61
  5. Step 5: Solve for x
    x = 4,717,817.61/2,412.18
  6. Step 6: Final answer
    x = 1,955.83

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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.