Home / 9,487.11-13,092.40-5,506.77

Finding the Fourth Proportional to 9,487.11, 13,092.40 and 5,506.77

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Solution

The fourth proportional to 9,487.11, 13,092.40 and 5,506.77 is: 7,599.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,487.11 : 13,092.40 = 5,506.77 : x
  2. Step 2: Convert to fraction form
    9,487.11/13,092.40 = 5,506.77/x
  3. Step 3: Cross multiply
    9,487.11x = 13,092.40 × 5,506.77
  4. Step 4: Simplify right side
    9,487.11x = 72,096,835.55
  5. Step 5: Solve for x
    x = 72,096,835.55/9,487.11
  6. Step 6: Final answer
    x = 7,599.45

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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.