Home / 8,933.93-12,325.57-5,349.00

Finding the Fourth Proportional to 8,933.93, 12,325.57 and 5,349.00

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Solution

The fourth proportional to 8,933.93, 12,325.57 and 5,349.00 is: 7,379.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,933.93 : 12,325.57 = 5,349.00 : x
  2. Step 2: Convert to fraction form
    8,933.93/12,325.57 = 5,349.00/x
  3. Step 3: Cross multiply
    8,933.93x = 12,325.57 × 5,349.00
  4. Step 4: Simplify right side
    8,933.93x = 65,929,454.78
  5. Step 5: Solve for x
    x = 65,929,454.78/8,933.93
  6. Step 6: Final answer
    x = 7,379.67

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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.