Home / 3,295.07-4,547.45-1,878.79

Finding the Fourth Proportional to 3,295.07, 4,547.45 and 1,878.79

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Solution

The fourth proportional to 3,295.07, 4,547.45 and 1,878.79 is: 2,592.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,295.07 : 4,547.45 = 1,878.79 : x
  2. Step 2: Convert to fraction form
    3,295.07/4,547.45 = 1,878.79/x
  3. Step 3: Cross multiply
    3,295.07x = 4,547.45 × 1,878.79
  4. Step 4: Simplify right side
    3,295.07x = 8,543,711.93
  5. Step 5: Solve for x
    x = 8,543,711.93/3,295.07
  6. Step 6: Final answer
    x = 2,592.88

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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.