Home / 11,089.80-15,303.70-6,373.96

Finding the Fourth Proportional to 11,089.80, 15,303.70 and 6,373.96

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Solution

The fourth proportional to 11,089.80, 15,303.70 and 6,373.96 is: 8,795.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,089.80 : 15,303.70 = 6,373.96 : x
  2. Step 2: Convert to fraction form
    11,089.80/15,303.70 = 6,373.96/x
  3. Step 3: Cross multiply
    11,089.80x = 15,303.70 × 6,373.96
  4. Step 4: Simplify right side
    11,089.80x = 97,545,171.65
  5. Step 5: Solve for x
    x = 97,545,171.65/11,089.80
  6. Step 6: Final answer
    x = 8,795.94

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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.