Home / 8,806.24-12,151.44-5,079.52

Finding the Fourth Proportional to 8,806.24, 12,151.44 and 5,079.52

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Solution

The fourth proportional to 8,806.24, 12,151.44 and 5,079.52 is: 7,009.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,806.24 : 12,151.44 = 5,079.52 : x
  2. Step 2: Convert to fraction form
    8,806.24/12,151.44 = 5,079.52/x
  3. Step 3: Cross multiply
    8,806.24x = 12,151.44 × 5,079.52
  4. Step 4: Simplify right side
    8,806.24x = 61,723,482.51
  5. Step 5: Solve for x
    x = 61,723,482.51/8,806.24
  6. Step 6: Final answer
    x = 7,009.06

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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.