Home / 4,512.51-6,779.70-2,872.26

Finding the Fourth Proportional to 4,512.51, 6,779.70 and 2,872.26

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Solution

The fourth proportional to 4,512.51, 6,779.70 and 2,872.26 is: 4,315.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,512.51 : 6,779.70 = 2,872.26 : x
  2. Step 2: Convert to fraction form
    4,512.51/6,779.70 = 2,872.26/x
  3. Step 3: Cross multiply
    4,512.51x = 6,779.70 × 2,872.26
  4. Step 4: Simplify right side
    4,512.51x = 19,473,061.12
  5. Step 5: Solve for x
    x = 19,473,061.12/4,512.51
  6. Step 6: Final answer
    x = 4,315.35

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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.