Home / 4,120.67-5,686.54-2,352.31

Finding the Fourth Proportional to 4,120.67, 5,686.54 and 2,352.31

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Solution

The fourth proportional to 4,120.67, 5,686.54 and 2,352.31 is: 3,246.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,120.67 : 5,686.54 = 2,352.31 : x
  2. Step 2: Convert to fraction form
    4,120.67/5,686.54 = 2,352.31/x
  3. Step 3: Cross multiply
    4,120.67x = 5,686.54 × 2,352.31
  4. Step 4: Simplify right side
    4,120.67x = 13,376,484.81
  5. Step 5: Solve for x
    x = 13,376,484.81/4,120.67
  6. Step 6: Final answer
    x = 3,246.19

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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.