Home / 4,430.08-6,641.35-1,963.55

Finding the Fourth Proportional to 4,430.08, 6,641.35 and 1,963.55

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Solution

The fourth proportional to 4,430.08, 6,641.35 and 1,963.55 is: 2,943.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,430.08 : 6,641.35 = 1,963.55 : x
  2. Step 2: Convert to fraction form
    4,430.08/6,641.35 = 1,963.55/x
  3. Step 3: Cross multiply
    4,430.08x = 6,641.35 × 1,963.55
  4. Step 4: Simplify right side
    4,430.08x = 13,040,622.79
  5. Step 5: Solve for x
    x = 13,040,622.79/4,430.08
  6. Step 6: Final answer
    x = 2,943.65

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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.