Home / 5,035.18-7,518.86-4,112.57

Finding the Fourth Proportional to 5,035.18, 7,518.86 and 4,112.57

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Solution

The fourth proportional to 5,035.18, 7,518.86 and 4,112.57 is: 6,141.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,035.18 : 7,518.86 = 4,112.57 : x
  2. Step 2: Convert to fraction form
    5,035.18/7,518.86 = 4,112.57/x
  3. Step 3: Cross multiply
    5,035.18x = 7,518.86 × 4,112.57
  4. Step 4: Simplify right side
    5,035.18x = 30,921,838.07
  5. Step 5: Solve for x
    x = 30,921,838.07/5,035.18
  6. Step 6: Final answer
    x = 6,141.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.