Home / 3,256.16-4,492.32-2,077.76

Finding the Fourth Proportional to 3,256.16, 4,492.32 and 2,077.76

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Solution

The fourth proportional to 3,256.16, 4,492.32 and 2,077.76 is: 2,866.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,256.16 : 4,492.32 = 2,077.76 : x
  2. Step 2: Convert to fraction form
    3,256.16/4,492.32 = 2,077.76/x
  3. Step 3: Cross multiply
    3,256.16x = 4,492.32 × 2,077.76
  4. Step 4: Simplify right side
    3,256.16x = 9,333,962.80
  5. Step 5: Solve for x
    x = 9,333,962.80/3,256.16
  6. Step 6: Final answer
    x = 2,866.56

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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.