Home / 9,190.48-13,774.78-6,402.06

Finding the Fourth Proportional to 9,190.48, 13,774.78 and 6,402.06

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Solution

The fourth proportional to 9,190.48, 13,774.78 and 6,402.06 is: 9,595.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,190.48 : 13,774.78 = 6,402.06 : x
  2. Step 2: Convert to fraction form
    9,190.48/13,774.78 = 6,402.06/x
  3. Step 3: Cross multiply
    9,190.48x = 13,774.78 × 6,402.06
  4. Step 4: Simplify right side
    9,190.48x = 88,186,968.05
  5. Step 5: Solve for x
    x = 88,186,968.05/9,190.48
  6. Step 6: Final answer
    x = 9,595.47

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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.