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Finding the Fourth Proportional to 7,902.04, 11,854.77 and 2,355.84

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Solution

The fourth proportional to 7,902.04, 11,854.77 and 2,355.84 is: 3,534.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,902.04 : 11,854.77 = 2,355.84 : x
  2. Step 2: Convert to fraction form
    7,902.04/11,854.77 = 2,355.84/x
  3. Step 3: Cross multiply
    7,902.04x = 11,854.77 × 2,355.84
  4. Step 4: Simplify right side
    7,902.04x = 27,927,941.36
  5. Step 5: Solve for x
    x = 27,927,941.36/7,902.04
  6. Step 6: Final answer
    x = 3,534.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.