Home / 3,506.42-5,259.56-1,042.90

Finding the Fourth Proportional to 3,506.42, 5,259.56 and 1,042.90

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Solution

The fourth proportional to 3,506.42, 5,259.56 and 1,042.90 is: 1,564.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,506.42 : 5,259.56 = 1,042.90 : x
  2. Step 2: Convert to fraction form
    3,506.42/5,259.56 = 1,042.90/x
  3. Step 3: Cross multiply
    3,506.42x = 5,259.56 × 1,042.90
  4. Step 4: Simplify right side
    3,506.42x = 5,485,176.76
  5. Step 5: Solve for x
    x = 5,485,176.76/3,506.42
  6. Step 6: Final answer
    x = 1,564.32

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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.