Home / 8,886.16-13,319.52-5,600.80

Finding the Fourth Proportional to 8,886.16, 13,319.52 and 5,600.80

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Solution

The fourth proportional to 8,886.16, 13,319.52 and 5,600.80 is: 8,395.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,886.16 : 13,319.52 = 5,600.80 : x
  2. Step 2: Convert to fraction form
    8,886.16/13,319.52 = 5,600.80/x
  3. Step 3: Cross multiply
    8,886.16x = 13,319.52 × 5,600.80
  4. Step 4: Simplify right side
    8,886.16x = 74,599,967.62
  5. Step 5: Solve for x
    x = 74,599,967.62/8,886.16
  6. Step 6: Final answer
    x = 8,395.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.