Home / 9,296.12-12,828.50-5,317.60

Finding the Fourth Proportional to 9,296.12, 12,828.50 and 5,317.60

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Solution

The fourth proportional to 9,296.12, 12,828.50 and 5,317.60 is: 7,338.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,296.12 : 12,828.50 = 5,317.60 : x
  2. Step 2: Convert to fraction form
    9,296.12/12,828.50 = 5,317.60/x
  3. Step 3: Cross multiply
    9,296.12x = 12,828.50 × 5,317.60
  4. Step 4: Simplify right side
    9,296.12x = 68,216,831.60
  5. Step 5: Solve for x
    x = 68,216,831.60/9,296.12
  6. Step 6: Final answer
    x = 7,338.20

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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.