Home / 9,817.71-13,548.26-5,341.55

Finding the Fourth Proportional to 9,817.71, 13,548.26 and 5,341.55

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Solution

The fourth proportional to 9,817.71, 13,548.26 and 5,341.55 is: 7,371.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,817.71 : 13,548.26 = 5,341.55 : x
  2. Step 2: Convert to fraction form
    9,817.71/13,548.26 = 5,341.55/x
  3. Step 3: Cross multiply
    9,817.71x = 13,548.26 × 5,341.55
  4. Step 4: Simplify right side
    9,817.71x = 72,368,653.82
  5. Step 5: Solve for x
    x = 72,368,653.82/9,817.71
  6. Step 6: Final answer
    x = 7,371.24

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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.