Home / 3,271.50-4,514.67-1,875.18

Finding the Fourth Proportional to 3,271.50, 4,514.67 and 1,875.18

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Solution

The fourth proportional to 3,271.50, 4,514.67 and 1,875.18 is: 2,587.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,271.50 : 4,514.67 = 1,875.18 : x
  2. Step 2: Convert to fraction form
    3,271.50/4,514.67 = 1,875.18/x
  3. Step 3: Cross multiply
    3,271.50x = 4,514.67 × 1,875.18
  4. Step 4: Simplify right side
    3,271.50x = 8,465,818.89
  5. Step 5: Solve for x
    x = 8,465,818.89/3,271.50
  6. Step 6: Final answer
    x = 2,587.75

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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.