Home / 11,205.90-15,463.93-6,170.01

Finding the Fourth Proportional to 11,205.90, 15,463.93 and 6,170.01

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Solution

The fourth proportional to 11,205.90, 15,463.93 and 6,170.01 is: 8,514.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,205.90 : 15,463.93 = 6,170.01 : x
  2. Step 2: Convert to fraction form
    11,205.90/15,463.93 = 6,170.01/x
  3. Step 3: Cross multiply
    11,205.90x = 15,463.93 × 6,170.01
  4. Step 4: Simplify right side
    11,205.90x = 95,412,598.83
  5. Step 5: Solve for x
    x = 95,412,598.83/11,205.90
  6. Step 6: Final answer
    x = 8,514.50

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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.