Home / 9,688.61-14,533.02-4,138.49

Finding the Fourth Proportional to 9,688.61, 14,533.02 and 4,138.49

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Solution

The fourth proportional to 9,688.61, 14,533.02 and 4,138.49 is: 6,207.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,688.61 : 14,533.02 = 4,138.49 : x
  2. Step 2: Convert to fraction form
    9,688.61/14,533.02 = 4,138.49/x
  3. Step 3: Cross multiply
    9,688.61x = 14,533.02 × 4,138.49
  4. Step 4: Simplify right side
    9,688.61x = 60,144,794.27
  5. Step 5: Solve for x
    x = 60,144,794.27/9,688.61
  6. Step 6: Final answer
    x = 6,207.78

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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.