Home / 4,899.59-6,763.51-3,308.40

Finding the Fourth Proportional to 4,899.59, 6,763.51 and 3,308.40

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Solution

The fourth proportional to 4,899.59, 6,763.51 and 3,308.40 is: 4,566.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,899.59 : 6,763.51 = 3,308.40 : x
  2. Step 2: Convert to fraction form
    4,899.59/6,763.51 = 3,308.40/x
  3. Step 3: Cross multiply
    4,899.59x = 6,763.51 × 3,308.40
  4. Step 4: Simplify right side
    4,899.59x = 22,376,396.48
  5. Step 5: Solve for x
    x = 22,376,396.48/4,899.59
  6. Step 6: Final answer
    x = 4,566.99

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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.