Home / 3,506.20-5,256.24-1,314.34

Finding the Fourth Proportional to 3,506.20, 5,256.24 and 1,314.34

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Solution

The fourth proportional to 3,506.20, 5,256.24 and 1,314.34 is: 1,970.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,506.20 : 5,256.24 = 1,314.34 : x
  2. Step 2: Convert to fraction form
    3,506.20/5,256.24 = 1,314.34/x
  3. Step 3: Cross multiply
    3,506.20x = 5,256.24 × 1,314.34
  4. Step 4: Simplify right side
    3,506.20x = 6,908,486.48
  5. Step 5: Solve for x
    x = 6,908,486.48/3,506.20
  6. Step 6: Final answer
    x = 1,970.36

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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.