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Finding the Fourth Proportional to 4,994.47, 6,888.81 and 3,502.72

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Solution

The fourth proportional to 4,994.47, 6,888.81 and 3,502.72 is: 4,831.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,994.47 : 6,888.81 = 3,502.72 : x
  2. Step 2: Convert to fraction form
    4,994.47/6,888.81 = 3,502.72/x
  3. Step 3: Cross multiply
    4,994.47x = 6,888.81 × 3,502.72
  4. Step 4: Simplify right side
    4,994.47x = 24,129,572.56
  5. Step 5: Solve for x
    x = 24,129,572.56/4,994.47
  6. Step 6: Final answer
    x = 4,831.26

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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.