Home / 8,776.58-13,155.55-4,091.13

Finding the Fourth Proportional to 8,776.58, 13,155.55 and 4,091.13

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Solution

The fourth proportional to 8,776.58, 13,155.55 and 4,091.13 is: 6,132.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,776.58 : 13,155.55 = 4,091.13 : x
  2. Step 2: Convert to fraction form
    8,776.58/13,155.55 = 4,091.13/x
  3. Step 3: Cross multiply
    8,776.58x = 13,155.55 × 4,091.13
  4. Step 4: Simplify right side
    8,776.58x = 53,821,055.04
  5. Step 5: Solve for x
    x = 53,821,055.04/8,776.58
  6. Step 6: Final answer
    x = 6,132.35

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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.