Home / 4,047.95-6,071.91-1,126.28

Finding the Fourth Proportional to 4,047.95, 6,071.91 and 1,126.28

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Solution

The fourth proportional to 4,047.95, 6,071.91 and 1,126.28 is: 1,689.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,047.95 : 6,071.91 = 1,126.28 : x
  2. Step 2: Convert to fraction form
    4,047.95/6,071.91 = 1,126.28/x
  3. Step 3: Cross multiply
    4,047.95x = 6,071.91 × 1,126.28
  4. Step 4: Simplify right side
    4,047.95x = 6,838,640.44
  5. Step 5: Solve for x
    x = 6,838,640.44/4,047.95
  6. Step 6: Final answer
    x = 1,689.41

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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.