Home / 9,915.54-14,875.20-3,341.86

Finding the Fourth Proportional to 9,915.54, 14,875.20 and 3,341.86

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Solution

The fourth proportional to 9,915.54, 14,875.20 and 3,341.86 is: 5,013.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,915.54 : 14,875.20 = 3,341.86 : x
  2. Step 2: Convert to fraction form
    9,915.54/14,875.20 = 3,341.86/x
  3. Step 3: Cross multiply
    9,915.54x = 14,875.20 × 3,341.86
  4. Step 4: Simplify right side
    9,915.54x = 49,710,835.87
  5. Step 5: Solve for x
    x = 49,710,835.87/9,915.54
  6. Step 6: Final answer
    x = 5,013.43

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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.