Home / 7,520.03-11,280.41-1,973.39

Finding the Fourth Proportional to 7,520.03, 11,280.41 and 1,973.39

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Solution

The fourth proportional to 7,520.03, 11,280.41 and 1,973.39 is: 2,960.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,520.03 : 11,280.41 = 1,973.39 : x
  2. Step 2: Convert to fraction form
    7,520.03/11,280.41 = 1,973.39/x
  3. Step 3: Cross multiply
    7,520.03x = 11,280.41 × 1,973.39
  4. Step 4: Simplify right side
    7,520.03x = 22,260,582.02
  5. Step 5: Solve for x
    x = 22,260,582.02/7,520.03
  6. Step 6: Final answer
    x = 2,960.17

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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.