Home / 5,202.48-7,799.28-1,913.92

Finding the Fourth Proportional to 5,202.48, 7,799.28 and 1,913.92

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Solution

The fourth proportional to 5,202.48, 7,799.28 and 1,913.92 is: 2,869.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,202.48 : 7,799.28 = 1,913.92 : x
  2. Step 2: Convert to fraction form
    5,202.48/7,799.28 = 1,913.92/x
  3. Step 3: Cross multiply
    5,202.48x = 7,799.28 × 1,913.92
  4. Step 4: Simplify right side
    5,202.48x = 14,927,197.98
  5. Step 5: Solve for x
    x = 14,927,197.98/5,202.48
  6. Step 6: Final answer
    x = 2,869.25

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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.