Home / 7,888.02-11,820.34-3,202.32

Finding the Fourth Proportional to 7,888.02, 11,820.34 and 3,202.32

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Solution

The fourth proportional to 7,888.02, 11,820.34 and 3,202.32 is: 4,798.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,888.02 : 11,820.34 = 3,202.32 : x
  2. Step 2: Convert to fraction form
    7,888.02/11,820.34 = 3,202.32/x
  3. Step 3: Cross multiply
    7,888.02x = 11,820.34 × 3,202.32
  4. Step 4: Simplify right side
    7,888.02x = 37,852,511.19
  5. Step 5: Solve for x
    x = 37,852,511.19/7,888.02
  6. Step 6: Final answer
    x = 4,798.73

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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.