Home / 5,011.92-7,518.96-2,088.72

Finding the Fourth Proportional to 5,011.92, 7,518.96 and 2,088.72

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Solution

The fourth proportional to 5,011.92, 7,518.96 and 2,088.72 is: 3,133.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,011.92 : 7,518.96 = 2,088.72 : x
  2. Step 2: Convert to fraction form
    5,011.92/7,518.96 = 2,088.72/x
  3. Step 3: Cross multiply
    5,011.92x = 7,518.96 × 2,088.72
  4. Step 4: Simplify right side
    5,011.92x = 15,705,002.13
  5. Step 5: Solve for x
    x = 15,705,002.13/5,011.92
  6. Step 6: Final answer
    x = 3,133.53

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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.