Home / 9,055.40-13,587.12-5,767.64

Finding the Fourth Proportional to 9,055.40, 13,587.12 and 5,767.64

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Solution

The fourth proportional to 9,055.40, 13,587.12 and 5,767.64 is: 8,654.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,055.40 : 13,587.12 = 5,767.64 : x
  2. Step 2: Convert to fraction form
    9,055.40/13,587.12 = 5,767.64/x
  3. Step 3: Cross multiply
    9,055.40x = 13,587.12 × 5,767.64
  4. Step 4: Simplify right side
    9,055.40x = 78,365,616.80
  5. Step 5: Solve for x
    x = 78,365,616.80/9,055.40
  6. Step 6: Final answer
    x = 8,654.02

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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.