Home / 10,126.50-13,973.26-5,819.48

Finding the Fourth Proportional to 10,126.50, 13,973.26 and 5,819.48

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Solution

The fourth proportional to 10,126.50, 13,973.26 and 5,819.48 is: 8,030.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,126.50 : 13,973.26 = 5,819.48 : x
  2. Step 2: Convert to fraction form
    10,126.50/13,973.26 = 5,819.48/x
  3. Step 3: Cross multiply
    10,126.50x = 13,973.26 × 5,819.48
  4. Step 4: Simplify right side
    10,126.50x = 81,317,107.10
  5. Step 5: Solve for x
    x = 81,317,107.10/10,126.50
  6. Step 6: Final answer
    x = 8,030.13

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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.