Home / 5,014.46-7,521.92-1,316.70

Finding the Fourth Proportional to 5,014.46, 7,521.92 and 1,316.70

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Solution

The fourth proportional to 5,014.46, 7,521.92 and 1,316.70 is: 1,975.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,014.46 : 7,521.92 = 1,316.70 : x
  2. Step 2: Convert to fraction form
    5,014.46/7,521.92 = 1,316.70/x
  3. Step 3: Cross multiply
    5,014.46x = 7,521.92 × 1,316.70
  4. Step 4: Simplify right side
    5,014.46x = 9,904,112.06
  5. Step 5: Solve for x
    x = 9,904,112.06/5,014.46
  6. Step 6: Final answer
    x = 1,975.11

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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.