Home / 2,298.17-3,171.66-1,303.63

Finding the Fourth Proportional to 2,298.17, 3,171.66 and 1,303.63

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Solution

The fourth proportional to 2,298.17, 3,171.66 and 1,303.63 is: 1,799.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,298.17 : 3,171.66 = 1,303.63 : x
  2. Step 2: Convert to fraction form
    2,298.17/3,171.66 = 1,303.63/x
  3. Step 3: Cross multiply
    2,298.17x = 3,171.66 × 1,303.63
  4. Step 4: Simplify right side
    2,298.17x = 4,134,671.13
  5. Step 5: Solve for x
    x = 4,134,671.13/2,298.17
  6. Step 6: Final answer
    x = 1,799.11

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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.