Home / 2,298.32-3,171.51-1,303.73

Finding the Fourth Proportional to 2,298.32, 3,171.51 and 1,303.73

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Solution

The fourth proportional to 2,298.32, 3,171.51 and 1,303.73 is: 1,799.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,298.32 : 3,171.51 = 1,303.73 : x
  2. Step 2: Convert to fraction form
    2,298.32/3,171.51 = 1,303.73/x
  3. Step 3: Cross multiply
    2,298.32x = 3,171.51 × 1,303.73
  4. Step 4: Simplify right side
    2,298.32x = 4,134,776.87
  5. Step 5: Solve for x
    x = 4,134,776.87/2,298.32
  6. Step 6: Final answer
    x = 1,799.05

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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.