Home / 3,535.17-5,304.84-1,345.74

Finding the Fourth Proportional to 3,535.17, 5,304.84 and 1,345.74

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Solution

The fourth proportional to 3,535.17, 5,304.84 and 1,345.74 is: 2,019.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,535.17 : 5,304.84 = 1,345.74 : x
  2. Step 2: Convert to fraction form
    3,535.17/5,304.84 = 1,345.74/x
  3. Step 3: Cross multiply
    3,535.17x = 5,304.84 × 1,345.74
  4. Step 4: Simplify right side
    3,535.17x = 7,138,935.38
  5. Step 5: Solve for x
    x = 7,138,935.38/3,535.17
  6. Step 6: Final answer
    x = 2,019.40

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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.