Home / 4,320.01-6,480.69-1,854.85

Finding the Fourth Proportional to 4,320.01, 6,480.69 and 1,854.85

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Solution

The fourth proportional to 4,320.01, 6,480.69 and 1,854.85 is: 2,782.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,320.01 : 6,480.69 = 1,854.85 : x
  2. Step 2: Convert to fraction form
    4,320.01/6,480.69 = 1,854.85/x
  3. Step 3: Cross multiply
    4,320.01x = 6,480.69 × 1,854.85
  4. Step 4: Simplify right side
    4,320.01x = 12,020,707.85
  5. Step 5: Solve for x
    x = 12,020,707.85/4,320.01
  6. Step 6: Final answer
    x = 2,782.56

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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.