Home / 9,848.30-14,772.45-4,918.70

Finding the Fourth Proportional to 9,848.30, 14,772.45 and 4,918.70

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Solution

The fourth proportional to 9,848.30, 14,772.45 and 4,918.70 is: 7,378.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,848.30 : 14,772.45 = 4,918.70 : x
  2. Step 2: Convert to fraction form
    9,848.30/14,772.45 = 4,918.70/x
  3. Step 3: Cross multiply
    9,848.30x = 14,772.45 × 4,918.70
  4. Step 4: Simplify right side
    9,848.30x = 72,661,249.82
  5. Step 5: Solve for x
    x = 72,661,249.82/9,848.30
  6. Step 6: Final answer
    x = 7,378.05

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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.