Home / 7,513.56-11,215.26-6,973.02

Finding the Fourth Proportional to 7,513.56, 11,215.26 and 6,973.02

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Solution

The fourth proportional to 7,513.56, 11,215.26 and 6,973.02 is: 10,408.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,513.56 : 11,215.26 = 6,973.02 : x
  2. Step 2: Convert to fraction form
    7,513.56/11,215.26 = 6,973.02/x
  3. Step 3: Cross multiply
    7,513.56x = 11,215.26 × 6,973.02
  4. Step 4: Simplify right side
    7,513.56x = 78,204,232.29
  5. Step 5: Solve for x
    x = 78,204,232.29/7,513.56
  6. Step 6: Final answer
    x = 10,408.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.