Home / 7,456.50-10,289.97-4,314.51

Finding the Fourth Proportional to 7,456.50, 10,289.97 and 4,314.51

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Solution

The fourth proportional to 7,456.50, 10,289.97 and 4,314.51 is: 5,954.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,456.50 : 10,289.97 = 4,314.51 : x
  2. Step 2: Convert to fraction form
    7,456.50/10,289.97 = 4,314.51/x
  3. Step 3: Cross multiply
    7,456.50x = 10,289.97 × 4,314.51
  4. Step 4: Simplify right side
    7,456.50x = 44,396,178.46
  5. Step 5: Solve for x
    x = 44,396,178.46/7,456.50
  6. Step 6: Final answer
    x = 5,954.02

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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.