Home / 9,455.07-13,047.20-5,573.86

Finding the Fourth Proportional to 9,455.07, 13,047.20 and 5,573.86

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Solution

The fourth proportional to 9,455.07, 13,047.20 and 5,573.86 is: 7,691.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,455.07 : 13,047.20 = 5,573.86 : x
  2. Step 2: Convert to fraction form
    9,455.07/13,047.20 = 5,573.86/x
  3. Step 3: Cross multiply
    9,455.07x = 13,047.20 × 5,573.86
  4. Step 4: Simplify right side
    9,455.07x = 72,723,280.13
  5. Step 5: Solve for x
    x = 72,723,280.13/9,455.07
  6. Step 6: Final answer
    x = 7,691.46

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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.