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Finding the Fourth Proportional to 4,548.30, 6,374.10 and 4,548.30

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Solution

The fourth proportional to 4,548.30, 6,374.10 and 4,548.30 is: 6,374.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,548.30 : 6,374.10 = 4,548.30 : x
  2. Step 2: Convert to fraction form
    4,548.30/6,374.10 = 4,548.30/x
  3. Step 3: Cross multiply
    4,548.30x = 6,374.10 × 4,548.30
  4. Step 4: Simplify right side
    4,548.30x = 28,991,319.03
  5. Step 5: Solve for x
    x = 28,991,319.03/4,548.30
  6. Step 6: Final answer
    x = 6,374.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.