Home / 7,352.72-11,029.38-2,970.20

Finding the Fourth Proportional to 7,352.72, 11,029.38 and 2,970.20

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Solution

The fourth proportional to 7,352.72, 11,029.38 and 2,970.20 is: 4,455.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,352.72 : 11,029.38 = 2,970.20 : x
  2. Step 2: Convert to fraction form
    7,352.72/11,029.38 = 2,970.20/x
  3. Step 3: Cross multiply
    7,352.72x = 11,029.38 × 2,970.20
  4. Step 4: Simplify right side
    7,352.72x = 32,759,464.48
  5. Step 5: Solve for x
    x = 32,759,464.48/7,352.72
  6. Step 6: Final answer
    x = 4,455.42

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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.