Home / 13,097.78-19,635.06-4,776.26

Finding the Fourth Proportional to 13,097.78, 19,635.06 and 4,776.26

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Solution

The fourth proportional to 13,097.78, 19,635.06 and 4,776.26 is: 7,160.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,097.78 : 19,635.06 = 4,776.26 : x
  2. Step 2: Convert to fraction form
    13,097.78/19,635.06 = 4,776.26/x
  3. Step 3: Cross multiply
    13,097.78x = 19,635.06 × 4,776.26
  4. Step 4: Simplify right side
    13,097.78x = 93,782,151.68
  5. Step 5: Solve for x
    x = 93,782,151.68/13,097.78
  6. Step 6: Final answer
    x = 7,160.16

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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.