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Finding the Fourth Proportional to 6,464.07, 8,901.90 and 6,153.03

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Solution

The fourth proportional to 6,464.07, 8,901.90 and 6,153.03 is: 8,473.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,464.07 : 8,901.90 = 6,153.03 : x
  2. Step 2: Convert to fraction form
    6,464.07/8,901.90 = 6,153.03/x
  3. Step 3: Cross multiply
    6,464.07x = 8,901.90 × 6,153.03
  4. Step 4: Simplify right side
    6,464.07x = 54,773,657.76
  5. Step 5: Solve for x
    x = 54,773,657.76/6,464.07
  6. Step 6: Final answer
    x = 8,473.56

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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.