Home / 2,417.40-3,625.52-1,117.62

Finding the Fourth Proportional to 2,417.40, 3,625.52 and 1,117.62

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Solution

The fourth proportional to 2,417.40, 3,625.52 and 1,117.62 is: 1,676.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,417.40 : 3,625.52 = 1,117.62 : x
  2. Step 2: Convert to fraction form
    2,417.40/3,625.52 = 1,117.62/x
  3. Step 3: Cross multiply
    2,417.40x = 3,625.52 × 1,117.62
  4. Step 4: Simplify right side
    2,417.40x = 4,051,948.07
  5. Step 5: Solve for x
    x = 4,051,948.07/2,417.40
  6. Step 6: Final answer
    x = 1,676.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.