Home / 4,432.93-6,649.41-1,145.79

Finding the Fourth Proportional to 4,432.93, 6,649.41 and 1,145.79

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Solution

The fourth proportional to 4,432.93, 6,649.41 and 1,145.79 is: 1,718.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,432.93 : 6,649.41 = 1,145.79 : x
  2. Step 2: Convert to fraction form
    4,432.93/6,649.41 = 1,145.79/x
  3. Step 3: Cross multiply
    4,432.93x = 6,649.41 × 1,145.79
  4. Step 4: Simplify right side
    4,432.93x = 7,618,827.48
  5. Step 5: Solve for x
    x = 7,618,827.48/4,432.93
  6. Step 6: Final answer
    x = 1,718.69

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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.