Home / 5,036.32-6,949.50-3,047.80

Finding the Fourth Proportional to 5,036.32, 6,949.50 and 3,047.80

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Solution

The fourth proportional to 5,036.32, 6,949.50 and 3,047.80 is: 4,205.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,036.32 : 6,949.50 = 3,047.80 : x
  2. Step 2: Convert to fraction form
    5,036.32/6,949.50 = 3,047.80/x
  3. Step 3: Cross multiply
    5,036.32x = 6,949.50 × 3,047.80
  4. Step 4: Simplify right side
    5,036.32x = 21,180,686.10
  5. Step 5: Solve for x
    x = 21,180,686.10/5,036.32
  6. Step 6: Final answer
    x = 4,205.59

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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.