Home / 8,380.02-11,565.35-4,795.31

Finding the Fourth Proportional to 8,380.02, 11,565.35 and 4,795.31

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Solution

The fourth proportional to 8,380.02, 11,565.35 and 4,795.31 is: 6,618.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,380.02 : 11,565.35 = 4,795.31 : x
  2. Step 2: Convert to fraction form
    8,380.02/11,565.35 = 4,795.31/x
  3. Step 3: Cross multiply
    8,380.02x = 11,565.35 × 4,795.31
  4. Step 4: Simplify right side
    8,380.02x = 55,459,356.71
  5. Step 5: Solve for x
    x = 55,459,356.71/8,380.02
  6. Step 6: Final answer
    x = 6,618.05

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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.