Home / 8,036.80-11,095.24-5,520.40

Finding the Fourth Proportional to 8,036.80, 11,095.24 and 5,520.40

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Solution

The fourth proportional to 8,036.80, 11,095.24 and 5,520.40 is: 7,621.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,036.80 : 11,095.24 = 5,520.40 : x
  2. Step 2: Convert to fraction form
    8,036.80/11,095.24 = 5,520.40/x
  3. Step 3: Cross multiply
    8,036.80x = 11,095.24 × 5,520.40
  4. Step 4: Simplify right side
    8,036.80x = 61,250,162.90
  5. Step 5: Solve for x
    x = 61,250,162.90/8,036.80
  6. Step 6: Final answer
    x = 7,621.21

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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.