Home / 9,190.23-12,678.85-6,002.45

Finding the Fourth Proportional to 9,190.23, 12,678.85 and 6,002.45

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Solution

The fourth proportional to 9,190.23, 12,678.85 and 6,002.45 is: 8,280.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,190.23 : 12,678.85 = 6,002.45 : x
  2. Step 2: Convert to fraction form
    9,190.23/12,678.85 = 6,002.45/x
  3. Step 3: Cross multiply
    9,190.23x = 12,678.85 × 6,002.45
  4. Step 4: Simplify right side
    9,190.23x = 76,104,107.29
  5. Step 5: Solve for x
    x = 76,104,107.29/9,190.23
  6. Step 6: Final answer
    x = 8,280.98

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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.