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Finding the Fourth Proportional to 6,881.04, 9,494.20 and 4,647.04

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Solution

The fourth proportional to 6,881.04, 9,494.20 and 4,647.04 is: 6,411.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,881.04 : 9,494.20 = 4,647.04 : x
  2. Step 2: Convert to fraction form
    6,881.04/9,494.20 = 4,647.04/x
  3. Step 3: Cross multiply
    6,881.04x = 9,494.20 × 4,647.04
  4. Step 4: Simplify right side
    6,881.04x = 44,119,927.17
  5. Step 5: Solve for x
    x = 44,119,927.17/6,881.04
  6. Step 6: Final answer
    x = 6,411.81

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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.