Home / 9,570.26-13,208.20-5,379.32

Finding the Fourth Proportional to 9,570.26, 13,208.20 and 5,379.32

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Solution

The fourth proportional to 9,570.26, 13,208.20 and 5,379.32 is: 7,424.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,570.26 : 13,208.20 = 5,379.32 : x
  2. Step 2: Convert to fraction form
    9,570.26/13,208.20 = 5,379.32/x
  3. Step 3: Cross multiply
    9,570.26x = 13,208.20 × 5,379.32
  4. Step 4: Simplify right side
    9,570.26x = 71,051,134.42
  5. Step 5: Solve for x
    x = 71,051,134.42/9,570.26
  6. Step 6: Final answer
    x = 7,424.16

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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.