Home / 4,296.78-6,445.33-1,335.53

Finding the Fourth Proportional to 4,296.78, 6,445.33 and 1,335.53

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Solution

The fourth proportional to 4,296.78, 6,445.33 and 1,335.53 is: 2,003.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,296.78 : 6,445.33 = 1,335.53 : x
  2. Step 2: Convert to fraction form
    4,296.78/6,445.33 = 1,335.53/x
  3. Step 3: Cross multiply
    4,296.78x = 6,445.33 × 1,335.53
  4. Step 4: Simplify right side
    4,296.78x = 8,607,931.57
  5. Step 5: Solve for x
    x = 8,607,931.57/4,296.78
  6. Step 6: Final answer
    x = 2,003.34

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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.