Home / 9,187.48-13,770.28-6,399.05

Finding the Fourth Proportional to 9,187.48, 13,770.28 and 6,399.05

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Solution

The fourth proportional to 9,187.48, 13,770.28 and 6,399.05 is: 9,590.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,187.48 : 13,770.28 = 6,399.05 : x
  2. Step 2: Convert to fraction form
    9,187.48/13,770.28 = 6,399.05/x
  3. Step 3: Cross multiply
    9,187.48x = 13,770.28 × 6,399.05
  4. Step 4: Simplify right side
    9,187.48x = 88,116,710.23
  5. Step 5: Solve for x
    x = 88,116,710.23/9,187.48
  6. Step 6: Final answer
    x = 9,590.96

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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.