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Finding the Fourth Proportional to 9,133.67, 13,675.80 and 4,741.90

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Solution

The fourth proportional to 9,133.67, 13,675.80 and 4,741.90 is: 7,100.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,133.67 : 13,675.80 = 4,741.90 : x
  2. Step 2: Convert to fraction form
    9,133.67/13,675.80 = 4,741.90/x
  3. Step 3: Cross multiply
    9,133.67x = 13,675.80 × 4,741.90
  4. Step 4: Simplify right side
    9,133.67x = 64,849,276.02
  5. Step 5: Solve for x
    x = 64,849,276.02/9,133.67
  6. Step 6: Final answer
    x = 7,100.02

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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.