Home / 10,197.08-15,271.01-5,801.21

Finding the Fourth Proportional to 10,197.08, 15,271.01 and 5,801.21

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Solution

The fourth proportional to 10,197.08, 15,271.01 and 5,801.21 is: 8,687.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,197.08 : 15,271.01 = 5,801.21 : x
  2. Step 2: Convert to fraction form
    10,197.08/15,271.01 = 5,801.21/x
  3. Step 3: Cross multiply
    10,197.08x = 15,271.01 × 5,801.21
  4. Step 4: Simplify right side
    10,197.08x = 88,590,335.92
  5. Step 5: Solve for x
    x = 88,590,335.92/10,197.08
  6. Step 6: Final answer
    x = 8,687.81

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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.