Home / 1,567.01-2,172.80-1,514.97

Finding the Fourth Proportional to 1,567.01, 2,172.80 and 1,514.97

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Solution

The fourth proportional to 1,567.01, 2,172.80 and 1,514.97 is: 2,100.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,567.01 : 2,172.80 = 1,514.97 : x
  2. Step 2: Convert to fraction form
    1,567.01/2,172.80 = 1,514.97/x
  3. Step 3: Cross multiply
    1,567.01x = 2,172.80 × 1,514.97
  4. Step 4: Simplify right side
    1,567.01x = 3,291,719.24
  5. Step 5: Solve for x
    x = 3,291,719.24/1,567.01
  6. Step 6: Final answer
    x = 2,100.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.