Home / 9,550.86-13,180.23-5,359.11

Finding the Fourth Proportional to 9,550.86, 13,180.23 and 5,359.11

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Solution

The fourth proportional to 9,550.86, 13,180.23 and 5,359.11 is: 7,395.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,550.86 : 13,180.23 = 5,359.11 : x
  2. Step 2: Convert to fraction form
    9,550.86/13,180.23 = 5,359.11/x
  3. Step 3: Cross multiply
    9,550.86x = 13,180.23 × 5,359.11
  4. Step 4: Simplify right side
    9,550.86x = 70,634,302.40
  5. Step 5: Solve for x
    x = 70,634,302.40/9,550.86
  6. Step 6: Final answer
    x = 7,395.60

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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.