Home / 3,147.90-4,717.45-2,366.98

Finding the Fourth Proportional to 3,147.90, 4,717.45 and 2,366.98

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Solution

The fourth proportional to 3,147.90, 4,717.45 and 2,366.98 is: 3,547.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,147.90 : 4,717.45 = 2,366.98 : x
  2. Step 2: Convert to fraction form
    3,147.90/4,717.45 = 2,366.98/x
  3. Step 3: Cross multiply
    3,147.90x = 4,717.45 × 2,366.98
  4. Step 4: Simplify right side
    3,147.90x = 11,166,109.80
  5. Step 5: Solve for x
    x = 11,166,109.80/3,147.90
  6. Step 6: Final answer
    x = 3,547.16

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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.