Home / 11,373.48-15,697.62-6,339.24

Finding the Fourth Proportional to 11,373.48, 15,697.62 and 6,339.24

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Solution

The fourth proportional to 11,373.48, 15,697.62 and 6,339.24 is: 8,749.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,373.48 : 15,697.62 = 6,339.24 : x
  2. Step 2: Convert to fraction form
    11,373.48/15,697.62 = 6,339.24/x
  3. Step 3: Cross multiply
    11,373.48x = 15,697.62 × 6,339.24
  4. Step 4: Simplify right side
    11,373.48x = 99,510,980.61
  5. Step 5: Solve for x
    x = 99,510,980.61/11,373.48
  6. Step 6: Final answer
    x = 8,749.39

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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.