Home / 8,784.77-13,177.55-4,886.24

Finding the Fourth Proportional to 8,784.77, 13,177.55 and 4,886.24

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Solution

The fourth proportional to 8,784.77, 13,177.55 and 4,886.24 is: 7,329.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,784.77 : 13,177.55 = 4,886.24 : x
  2. Step 2: Convert to fraction form
    8,784.77/13,177.55 = 4,886.24/x
  3. Step 3: Cross multiply
    8,784.77x = 13,177.55 × 4,886.24
  4. Step 4: Simplify right side
    8,784.77x = 64,388,618.24
  5. Step 5: Solve for x
    x = 64,388,618.24/8,784.77
  6. Step 6: Final answer
    x = 7,329.58

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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.