Home / 9,988.01-14,970.47-4,137.38

Finding the Fourth Proportional to 9,988.01, 14,970.47 and 4,137.38

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Solution

The fourth proportional to 9,988.01, 14,970.47 and 4,137.38 is: 6,201.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,988.01 : 14,970.47 = 4,137.38 : x
  2. Step 2: Convert to fraction form
    9,988.01/14,970.47 = 4,137.38/x
  3. Step 3: Cross multiply
    9,988.01x = 14,970.47 × 4,137.38
  4. Step 4: Simplify right side
    9,988.01x = 61,938,427.63
  5. Step 5: Solve for x
    x = 61,938,427.63/9,988.01
  6. Step 6: Final answer
    x = 6,201.28

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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.