Home / 6,638.63-9,162.36-4,851.98

Finding the Fourth Proportional to 6,638.63, 9,162.36 and 4,851.98

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Solution

The fourth proportional to 6,638.63, 9,162.36 and 4,851.98 is: 6,696.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,638.63 : 9,162.36 = 4,851.98 : x
  2. Step 2: Convert to fraction form
    6,638.63/9,162.36 = 4,851.98/x
  3. Step 3: Cross multiply
    6,638.63x = 9,162.36 × 4,851.98
  4. Step 4: Simplify right side
    6,638.63x = 44,455,587.47
  5. Step 5: Solve for x
    x = 44,455,587.47/6,638.63
  6. Step 6: Final answer
    x = 6,696.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.