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Finding the Fourth Proportional to 6,567.44, 9,051.24 and 5,384.72

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Solution

The fourth proportional to 6,567.44, 9,051.24 and 5,384.72 is: 7,421.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,567.44 : 9,051.24 = 5,384.72 : x
  2. Step 2: Convert to fraction form
    6,567.44/9,051.24 = 5,384.72/x
  3. Step 3: Cross multiply
    6,567.44x = 9,051.24 × 5,384.72
  4. Step 4: Simplify right side
    6,567.44x = 48,738,393.05
  5. Step 5: Solve for x
    x = 48,738,393.05/6,567.44
  6. Step 6: Final answer
    x = 7,421.22

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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.