Home / 5,195.08-7,788.12-2,271.16

Finding the Fourth Proportional to 5,195.08, 7,788.12 and 2,271.16

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Solution

The fourth proportional to 5,195.08, 7,788.12 and 2,271.16 is: 3,404.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,195.08 : 7,788.12 = 2,271.16 : x
  2. Step 2: Convert to fraction form
    5,195.08/7,788.12 = 2,271.16/x
  3. Step 3: Cross multiply
    5,195.08x = 7,788.12 × 2,271.16
  4. Step 4: Simplify right side
    5,195.08x = 17,688,066.62
  5. Step 5: Solve for x
    x = 17,688,066.62/5,195.08
  6. Step 6: Final answer
    x = 3,404.77

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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.