Home / 3,445.02-5,159.28-2,455.46

Finding the Fourth Proportional to 3,445.02, 5,159.28 and 2,455.46

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Solution

The fourth proportional to 3,445.02, 5,159.28 and 2,455.46 is: 3,677.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,445.02 : 5,159.28 = 2,455.46 : x
  2. Step 2: Convert to fraction form
    3,445.02/5,159.28 = 2,455.46/x
  3. Step 3: Cross multiply
    3,445.02x = 5,159.28 × 2,455.46
  4. Step 4: Simplify right side
    3,445.02x = 12,668,405.67
  5. Step 5: Solve for x
    x = 12,668,405.67/3,445.02
  6. Step 6: Final answer
    x = 3,677.31

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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.