Home / 8,590.29-12,884.81-2,667.01

Finding the Fourth Proportional to 8,590.29, 12,884.81 and 2,667.01

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Solution

The fourth proportional to 8,590.29, 12,884.81 and 2,667.01 is: 4,000.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,590.29 : 12,884.81 = 2,667.01 : x
  2. Step 2: Convert to fraction form
    8,590.29/12,884.81 = 2,667.01/x
  3. Step 3: Cross multiply
    8,590.29x = 12,884.81 × 2,667.01
  4. Step 4: Simplify right side
    8,590.29x = 34,363,917.12
  5. Step 5: Solve for x
    x = 34,363,917.12/8,590.29
  6. Step 6: Final answer
    x = 4,000.32

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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.