Home / 13,113.78-19,675.53-6,097.56

Finding the Fourth Proportional to 13,113.78, 19,675.53 and 6,097.56

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Solution

The fourth proportional to 13,113.78, 19,675.53 and 6,097.56 is: 9,148.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,113.78 : 19,675.53 = 6,097.56 : x
  2. Step 2: Convert to fraction form
    13,113.78/19,675.53 = 6,097.56/x
  3. Step 3: Cross multiply
    13,113.78x = 19,675.53 × 6,097.56
  4. Step 4: Simplify right side
    13,113.78x = 119,972,724.71
  5. Step 5: Solve for x
    x = 119,972,724.71/13,113.78
  6. Step 6: Final answer
    x = 9,148.60

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1.5x scale

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.