Home / 13,277.10-19,911.06-5,886.73

Finding the Fourth Proportional to 13,277.10, 19,911.06 and 5,886.73

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Solution

The fourth proportional to 13,277.10, 19,911.06 and 5,886.73 is: 8,828.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,277.10 : 19,911.06 = 5,886.73 : x
  2. Step 2: Convert to fraction form
    13,277.10/19,911.06 = 5,886.73/x
  3. Step 3: Cross multiply
    13,277.10x = 19,911.06 × 5,886.73
  4. Step 4: Simplify right side
    13,277.10x = 117,210,984.46
  5. Step 5: Solve for x
    x = 117,210,984.46/13,277.10
  6. Step 6: Final answer
    x = 8,828.06

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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.