Home / 3,298.37-4,972.50-3,119.76

Finding the Fourth Proportional to 3,298.37, 4,972.50 and 3,119.76

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Solution

The fourth proportional to 3,298.37, 4,972.50 and 3,119.76 is: 4,703.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,298.37 : 4,972.50 = 3,119.76 : x
  2. Step 2: Convert to fraction form
    3,298.37/4,972.50 = 3,119.76/x
  3. Step 3: Cross multiply
    3,298.37x = 4,972.50 × 3,119.76
  4. Step 4: Simplify right side
    3,298.37x = 15,513,006.60
  5. Step 5: Solve for x
    x = 15,513,006.60/3,298.37
  6. Step 6: Final answer
    x = 4,703.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.