Home / 8,590.16-11,850.12-5,441.36

Finding the Fourth Proportional to 8,590.16, 11,850.12 and 5,441.36

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Solution

The fourth proportional to 8,590.16, 11,850.12 and 5,441.36 is: 7,506.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,590.16 : 11,850.12 = 5,441.36 : x
  2. Step 2: Convert to fraction form
    8,590.16/11,850.12 = 5,441.36/x
  3. Step 3: Cross multiply
    8,590.16x = 11,850.12 × 5,441.36
  4. Step 4: Simplify right side
    8,590.16x = 64,480,768.96
  5. Step 5: Solve for x
    x = 64,480,768.96/8,590.16
  6. Step 6: Final answer
    x = 7,506.35

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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.