Home / 3,153.24-4,349.16-2,089.08

Finding the Fourth Proportional to 3,153.24, 4,349.16 and 2,089.08

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Solution

The fourth proportional to 3,153.24, 4,349.16 and 2,089.08 is: 2,881.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,153.24 : 4,349.16 = 2,089.08 : x
  2. Step 2: Convert to fraction form
    3,153.24/4,349.16 = 2,089.08/x
  3. Step 3: Cross multiply
    3,153.24x = 4,349.16 × 2,089.08
  4. Step 4: Simplify right side
    3,153.24x = 9,085,743.17
  5. Step 5: Solve for x
    x = 9,085,743.17/3,153.24
  6. Step 6: Final answer
    x = 2,881.40

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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.