Home / 6,914.10-9,538.76-4,256.90

Finding the Fourth Proportional to 6,914.10, 9,538.76 and 4,256.90

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Solution

The fourth proportional to 6,914.10, 9,538.76 and 4,256.90 is: 5,872.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,914.10 : 9,538.76 = 4,256.90 : x
  2. Step 2: Convert to fraction form
    6,914.10/9,538.76 = 4,256.90/x
  3. Step 3: Cross multiply
    6,914.10x = 9,538.76 × 4,256.90
  4. Step 4: Simplify right side
    6,914.10x = 40,605,547.44
  5. Step 5: Solve for x
    x = 40,605,547.44/6,914.10
  6. Step 6: Final answer
    x = 5,872.86

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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.