Home / 9,288.72-13,923.28-4,354.32

Finding the Fourth Proportional to 9,288.72, 13,923.28 and 4,354.32

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Solution

The fourth proportional to 9,288.72, 13,923.28 and 4,354.32 is: 6,526.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,288.72 : 13,923.28 = 4,354.32 : x
  2. Step 2: Convert to fraction form
    9,288.72/13,923.28 = 4,354.32/x
  3. Step 3: Cross multiply
    9,288.72x = 13,923.28 × 4,354.32
  4. Step 4: Simplify right side
    9,288.72x = 60,626,416.57
  5. Step 5: Solve for x
    x = 60,626,416.57/9,288.72
  6. Step 6: Final answer
    x = 6,526.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.