Home / 11,187.06-15,437.23-6,587.11

Finding the Fourth Proportional to 11,187.06, 15,437.23 and 6,587.11

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Solution

The fourth proportional to 11,187.06, 15,437.23 and 6,587.11 is: 9,089.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,187.06 : 15,437.23 = 6,587.11 : x
  2. Step 2: Convert to fraction form
    11,187.06/15,437.23 = 6,587.11/x
  3. Step 3: Cross multiply
    11,187.06x = 15,437.23 × 6,587.11
  4. Step 4: Simplify right side
    11,187.06x = 101,686,732.11
  5. Step 5: Solve for x
    x = 101,686,732.11/11,187.06
  6. Step 6: Final answer
    x = 9,089.67

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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.