Home / 9,678.86-14,524.78-4,133.50

Finding the Fourth Proportional to 9,678.86, 14,524.78 and 4,133.50

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Solution

The fourth proportional to 9,678.86, 14,524.78 and 4,133.50 is: 6,203.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,678.86 : 14,524.78 = 4,133.50 : x
  2. Step 2: Convert to fraction form
    9,678.86/14,524.78 = 4,133.50/x
  3. Step 3: Cross multiply
    9,678.86x = 14,524.78 × 4,133.50
  4. Step 4: Simplify right side
    9,678.86x = 60,038,178.13
  5. Step 5: Solve for x
    x = 60,038,178.13/9,678.86
  6. Step 6: Final answer
    x = 6,203.02

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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.