Home / 9,817.31-13,548.09-5,341.29

Finding the Fourth Proportional to 9,817.31, 13,548.09 and 5,341.29

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Solution

The fourth proportional to 9,817.31, 13,548.09 and 5,341.29 is: 7,371.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,817.31 : 13,548.09 = 5,341.29 : x
  2. Step 2: Convert to fraction form
    9,817.31/13,548.09 = 5,341.29/x
  3. Step 3: Cross multiply
    9,817.31x = 13,548.09 × 5,341.29
  4. Step 4: Simplify right side
    9,817.31x = 72,364,277.64
  5. Step 5: Solve for x
    x = 72,364,277.64/9,817.31
  6. Step 6: Final answer
    x = 7,371.09

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1.5x scale

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.