Home / 7,048.72-10,572.48-2,887.54

Finding the Fourth Proportional to 7,048.72, 10,572.48 and 2,887.54

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Solution

The fourth proportional to 7,048.72, 10,572.48 and 2,887.54 is: 4,331.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,048.72 : 10,572.48 = 2,887.54 : x
  2. Step 2: Convert to fraction form
    7,048.72/10,572.48 = 2,887.54/x
  3. Step 3: Cross multiply
    7,048.72x = 10,572.48 × 2,887.54
  4. Step 4: Simplify right side
    7,048.72x = 30,528,458.90
  5. Step 5: Solve for x
    x = 30,528,458.90/7,048.72
  6. Step 6: Final answer
    x = 4,331.06

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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.