Home / 7,551.72-11,303.64-4,255.02

Finding the Fourth Proportional to 7,551.72, 11,303.64 and 4,255.02

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Solution

The fourth proportional to 7,551.72, 11,303.64 and 4,255.02 is: 6,369.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,551.72 : 11,303.64 = 4,255.02 : x
  2. Step 2: Convert to fraction form
    7,551.72/11,303.64 = 4,255.02/x
  3. Step 3: Cross multiply
    7,551.72x = 11,303.64 × 4,255.02
  4. Step 4: Simplify right side
    7,551.72x = 48,097,214.27
  5. Step 5: Solve for x
    x = 48,097,214.27/7,551.72
  6. Step 6: Final answer
    x = 6,369.04

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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.