Home / 7,445.34-11,165.80-3,284.26

Finding the Fourth Proportional to 7,445.34, 11,165.80 and 3,284.26

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Solution

The fourth proportional to 7,445.34, 11,165.80 and 3,284.26 is: 4,925.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,445.34 : 11,165.80 = 3,284.26 : x
  2. Step 2: Convert to fraction form
    7,445.34/11,165.80 = 3,284.26/x
  3. Step 3: Cross multiply
    7,445.34x = 11,165.80 × 3,284.26
  4. Step 4: Simplify right side
    7,445.34x = 36,671,390.31
  5. Step 5: Solve for x
    x = 36,671,390.31/7,445.34
  6. Step 6: Final answer
    x = 4,925.42

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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.