Home / 4,071.06-6,111.45-2,616.30

Finding the Fourth Proportional to 4,071.06, 6,111.45 and 2,616.30

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Solution

The fourth proportional to 4,071.06, 6,111.45 and 2,616.30 is: 3,927.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,071.06 : 6,111.45 = 2,616.30 : x
  2. Step 2: Convert to fraction form
    4,071.06/6,111.45 = 2,616.30/x
  3. Step 3: Cross multiply
    4,071.06x = 6,111.45 × 2,616.30
  4. Step 4: Simplify right side
    4,071.06x = 15,989,386.64
  5. Step 5: Solve for x
    x = 15,989,386.64/4,071.06
  6. Step 6: Final answer
    x = 3,927.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.