Home / 9,848.40-14,772.60-2,922.90

Finding the Fourth Proportional to 9,848.40, 14,772.60 and 2,922.90

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Solution

The fourth proportional to 9,848.40, 14,772.60 and 2,922.90 is: 4,384.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,848.40 : 14,772.60 = 2,922.90 : x
  2. Step 2: Convert to fraction form
    9,848.40/14,772.60 = 2,922.90/x
  3. Step 3: Cross multiply
    9,848.40x = 14,772.60 × 2,922.90
  4. Step 4: Simplify right side
    9,848.40x = 43,178,832.54
  5. Step 5: Solve for x
    x = 43,178,832.54/9,848.40
  6. Step 6: Final answer
    x = 4,384.35

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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.