Home / 7,434.64-11,152.08-3,538.26

Finding the Fourth Proportional to 7,434.64, 11,152.08 and 3,538.26

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Solution

The fourth proportional to 7,434.64, 11,152.08 and 3,538.26 is: 5,307.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,434.64 : 11,152.08 = 3,538.26 : x
  2. Step 2: Convert to fraction form
    7,434.64/11,152.08 = 3,538.26/x
  3. Step 3: Cross multiply
    7,434.64x = 11,152.08 × 3,538.26
  4. Step 4: Simplify right side
    7,434.64x = 39,458,958.58
  5. Step 5: Solve for x
    x = 39,458,958.58/7,434.64
  6. Step 6: Final answer
    x = 5,307.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.