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Finding the Fourth Proportional to 7,347.66, 11,017.44 and 3,828.89

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Solution

The fourth proportional to 7,347.66, 11,017.44 and 3,828.89 is: 5,741.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,347.66 : 11,017.44 = 3,828.89 : x
  2. Step 2: Convert to fraction form
    7,347.66/11,017.44 = 3,828.89/x
  3. Step 3: Cross multiply
    7,347.66x = 11,017.44 × 3,828.89
  4. Step 4: Simplify right side
    7,347.66x = 42,184,510.75
  5. Step 5: Solve for x
    x = 42,184,510.75/7,347.66
  6. Step 6: Final answer
    x = 5,741.22

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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.