Home / 3,345.10-5,003.07-1,955.14

Finding the Fourth Proportional to 3,345.10, 5,003.07 and 1,955.14

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Solution

The fourth proportional to 3,345.10, 5,003.07 and 1,955.14 is: 2,924.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,345.10 : 5,003.07 = 1,955.14 : x
  2. Step 2: Convert to fraction form
    3,345.10/5,003.07 = 1,955.14/x
  3. Step 3: Cross multiply
    3,345.10x = 5,003.07 × 1,955.14
  4. Step 4: Simplify right side
    3,345.10x = 9,781,702.28
  5. Step 5: Solve for x
    x = 9,781,702.28/3,345.10
  6. Step 6: Final answer
    x = 2,924.19

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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.