Home / 9,014.48-12,442.44-5,289.68

Finding the Fourth Proportional to 9,014.48, 12,442.44 and 5,289.68

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Solution

The fourth proportional to 9,014.48, 12,442.44 and 5,289.68 is: 7,301.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,014.48 : 12,442.44 = 5,289.68 : x
  2. Step 2: Convert to fraction form
    9,014.48/12,442.44 = 5,289.68/x
  3. Step 3: Cross multiply
    9,014.48x = 12,442.44 × 5,289.68
  4. Step 4: Simplify right side
    9,014.48x = 65,816,526.02
  5. Step 5: Solve for x
    x = 65,816,526.02/9,014.48
  6. Step 6: Final answer
    x = 7,301.20

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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.