Home / 3,291.33-4,541.07-1,875.06

Finding the Fourth Proportional to 3,291.33, 4,541.07 and 1,875.06

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Solution

The fourth proportional to 3,291.33, 4,541.07 and 1,875.06 is: 2,587.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,291.33 : 4,541.07 = 1,875.06 : x
  2. Step 2: Convert to fraction form
    3,291.33/4,541.07 = 1,875.06/x
  3. Step 3: Cross multiply
    3,291.33x = 4,541.07 × 1,875.06
  4. Step 4: Simplify right side
    3,291.33x = 8,514,778.71
  5. Step 5: Solve for x
    x = 8,514,778.71/3,291.33
  6. Step 6: Final answer
    x = 2,587.03

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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.