Home / 5,116.65-7,674.07-1,417.96

Finding the Fourth Proportional to 5,116.65, 7,674.07 and 1,417.96

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Solution

The fourth proportional to 5,116.65, 7,674.07 and 1,417.96 is: 2,126.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,116.65 : 7,674.07 = 1,417.96 : x
  2. Step 2: Convert to fraction form
    5,116.65/7,674.07 = 1,417.96/x
  3. Step 3: Cross multiply
    5,116.65x = 7,674.07 × 1,417.96
  4. Step 4: Simplify right side
    5,116.65x = 10,881,524.30
  5. Step 5: Solve for x
    x = 10,881,524.30/5,116.65
  6. Step 6: Final answer
    x = 2,126.69

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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.