Home / 2,955.08-4,079.76-2,627.06

Finding the Fourth Proportional to 2,955.08, 4,079.76 and 2,627.06

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Solution

The fourth proportional to 2,955.08, 4,079.76 and 2,627.06 is: 3,626.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,955.08 : 4,079.76 = 2,627.06 : x
  2. Step 2: Convert to fraction form
    2,955.08/4,079.76 = 2,627.06/x
  3. Step 3: Cross multiply
    2,955.08x = 4,079.76 × 2,627.06
  4. Step 4: Simplify right side
    2,955.08x = 10,717,774.31
  5. Step 5: Solve for x
    x = 10,717,774.31/2,955.08
  6. Step 6: Final answer
    x = 3,626.90

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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.