Home / 9,559.04-13,191.44-5,367.28

Finding the Fourth Proportional to 9,559.04, 13,191.44 and 5,367.28

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Solution

The fourth proportional to 9,559.04, 13,191.44 and 5,367.28 is: 7,406.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,559.04 : 13,191.44 = 5,367.28 : x
  2. Step 2: Convert to fraction form
    9,559.04/13,191.44 = 5,367.28/x
  3. Step 3: Cross multiply
    9,559.04x = 13,191.44 × 5,367.28
  4. Step 4: Simplify right side
    9,559.04x = 70,802,152.08
  5. Step 5: Solve for x
    x = 70,802,152.08/9,559.04
  6. Step 6: Final answer
    x = 7,406.83

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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.