Home / 3,242.45-4,865.56-1,368.22

Finding the Fourth Proportional to 3,242.45, 4,865.56 and 1,368.22

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Solution

The fourth proportional to 3,242.45, 4,865.56 and 1,368.22 is: 2,053.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,242.45 : 4,865.56 = 1,368.22 : x
  2. Step 2: Convert to fraction form
    3,242.45/4,865.56 = 1,368.22/x
  3. Step 3: Cross multiply
    3,242.45x = 4,865.56 × 1,368.22
  4. Step 4: Simplify right side
    3,242.45x = 6,657,140.92
  5. Step 5: Solve for x
    x = 6,657,140.92/3,242.45
  6. Step 6: Final answer
    x = 2,053.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.