Home / 4,308.02-5,945.72-2,630.40

Finding the Fourth Proportional to 4,308.02, 5,945.72 and 2,630.40

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Solution

The fourth proportional to 4,308.02, 5,945.72 and 2,630.40 is: 3,630.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,308.02 : 5,945.72 = 2,630.40 : x
  2. Step 2: Convert to fraction form
    4,308.02/5,945.72 = 2,630.40/x
  3. Step 3: Cross multiply
    4,308.02x = 5,945.72 × 2,630.40
  4. Step 4: Simplify right side
    4,308.02x = 15,639,608.74
  5. Step 5: Solve for x
    x = 15,639,608.74/4,308.02
  6. Step 6: Final answer
    x = 3,630.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.