Home / 2,293.56-3,165.08-1,298.82

Finding the Fourth Proportional to 2,293.56, 3,165.08 and 1,298.82

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Solution

The fourth proportional to 2,293.56, 3,165.08 and 1,298.82 is: 1,792.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,293.56 : 3,165.08 = 1,298.82 : x
  2. Step 2: Convert to fraction form
    2,293.56/3,165.08 = 1,298.82/x
  3. Step 3: Cross multiply
    2,293.56x = 3,165.08 × 1,298.82
  4. Step 4: Simplify right side
    2,293.56x = 4,110,869.21
  5. Step 5: Solve for x
    x = 4,110,869.21/2,293.56
  6. Step 6: Final answer
    x = 1,792.35

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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.