Home / 3,531.06-4,875.93-2,207.12

Finding the Fourth Proportional to 3,531.06, 4,875.93 and 2,207.12

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Solution

The fourth proportional to 3,531.06, 4,875.93 and 2,207.12 is: 3,047.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,531.06 : 4,875.93 = 2,207.12 : x
  2. Step 2: Convert to fraction form
    3,531.06/4,875.93 = 2,207.12/x
  3. Step 3: Cross multiply
    3,531.06x = 4,875.93 × 2,207.12
  4. Step 4: Simplify right side
    3,531.06x = 10,761,738.24
  5. Step 5: Solve for x
    x = 10,761,738.24/3,531.06
  6. Step 6: Final answer
    x = 3,047.74

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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.