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Finding the Fourth Proportional to 6,487.63, 8,952.93 and 3,693.13

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Solution

The fourth proportional to 6,487.63, 8,952.93 and 3,693.13 is: 5,096.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,487.63 : 8,952.93 = 3,693.13 : x
  2. Step 2: Convert to fraction form
    6,487.63/8,952.93 = 3,693.13/x
  3. Step 3: Cross multiply
    6,487.63x = 8,952.93 × 3,693.13
  4. Step 4: Simplify right side
    6,487.63x = 33,064,298.84
  5. Step 5: Solve for x
    x = 33,064,298.84/6,487.63
  6. Step 6: Final answer
    x = 5,096.52

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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.