Home / 9,927.58-13,700-5,451.42

Finding the Fourth Proportional to 9,927.58, 13,700 and 5,451.42

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Solution

The fourth proportional to 9,927.58, 13,700 and 5,451.42 is: 7,522.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,927.58 : 13,700 = 5,451.42 : x
  2. Step 2: Convert to fraction form
    9,927.58/13,700 = 5,451.42/x
  3. Step 3: Cross multiply
    9,927.58x = 13,700 × 5,451.42
  4. Step 4: Simplify right side
    9,927.58x = 74,684,454
  5. Step 5: Solve for x
    x = 74,684,454/9,927.58
  6. Step 6: Final answer
    x = 7,522.93

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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.