Home / 9,946.56-14,920.64-4,102.08

Finding the Fourth Proportional to 9,946.56, 14,920.64 and 4,102.08

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Solution

The fourth proportional to 9,946.56, 14,920.64 and 4,102.08 is: 6,153.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,946.56 : 14,920.64 = 4,102.08 : x
  2. Step 2: Convert to fraction form
    9,946.56/14,920.64 = 4,102.08/x
  3. Step 3: Cross multiply
    9,946.56x = 14,920.64 × 4,102.08
  4. Step 4: Simplify right side
    9,946.56x = 61,205,658.93
  5. Step 5: Solve for x
    x = 61,205,658.93/9,946.56
  6. Step 6: Final answer
    x = 6,153.45

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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.