Home / 9,317.22-12,856.95-5,338.14

Finding the Fourth Proportional to 9,317.22, 12,856.95 and 5,338.14

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Solution

The fourth proportional to 9,317.22, 12,856.95 and 5,338.14 is: 7,366.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,317.22 : 12,856.95 = 5,338.14 : x
  2. Step 2: Convert to fraction form
    9,317.22/12,856.95 = 5,338.14/x
  3. Step 3: Cross multiply
    9,317.22x = 12,856.95 × 5,338.14
  4. Step 4: Simplify right side
    9,317.22x = 68,632,199.07
  5. Step 5: Solve for x
    x = 68,632,199.07/9,317.22
  6. Step 6: Final answer
    x = 7,366.17

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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.