Home / 9,935.79-14,907.75-5,254.53

Finding the Fourth Proportional to 9,935.79, 14,907.75 and 5,254.53

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Solution

The fourth proportional to 9,935.79, 14,907.75 and 5,254.53 is: 7,883.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,935.79 : 14,907.75 = 5,254.53 : x
  2. Step 2: Convert to fraction form
    9,935.79/14,907.75 = 5,254.53/x
  3. Step 3: Cross multiply
    9,935.79x = 14,907.75 × 5,254.53
  4. Step 4: Simplify right side
    9,935.79x = 78,333,219.61
  5. Step 5: Solve for x
    x = 78,333,219.61/9,935.79
  6. Step 6: Final answer
    x = 7,883.94

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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.