Home / 7,232.02-9,980.20-4,045.37

Finding the Fourth Proportional to 7,232.02, 9,980.20 and 4,045.37

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Solution

The fourth proportional to 7,232.02, 9,980.20 and 4,045.37 is: 5,582.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,232.02 : 9,980.20 = 4,045.37 : x
  2. Step 2: Convert to fraction form
    7,232.02/9,980.20 = 4,045.37/x
  3. Step 3: Cross multiply
    7,232.02x = 9,980.20 × 4,045.37
  4. Step 4: Simplify right side
    7,232.02x = 40,373,556.83
  5. Step 5: Solve for x
    x = 40,373,556.83/7,232.02
  6. Step 6: Final answer
    x = 5,582.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.