Home / 4,065.04-5,609.76-2,386.12

Finding the Fourth Proportional to 4,065.04, 5,609.76 and 2,386.12

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Solution

The fourth proportional to 4,065.04, 5,609.76 and 2,386.12 is: 3,292.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,065.04 : 5,609.76 = 2,386.12 : x
  2. Step 2: Convert to fraction form
    4,065.04/5,609.76 = 2,386.12/x
  3. Step 3: Cross multiply
    4,065.04x = 5,609.76 × 2,386.12
  4. Step 4: Simplify right side
    4,065.04x = 13,385,560.53
  5. Step 5: Solve for x
    x = 13,385,560.53/4,065.04
  6. Step 6: Final answer
    x = 3,292.85

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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.