Home / 6,390.03-9,585.08-2,230.02

Finding the Fourth Proportional to 6,390.03, 9,585.08 and 2,230.02

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Solution

The fourth proportional to 6,390.03, 9,585.08 and 2,230.02 is: 3,345.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,390.03 : 9,585.08 = 2,230.02 : x
  2. Step 2: Convert to fraction form
    6,390.03/9,585.08 = 2,230.02/x
  3. Step 3: Cross multiply
    6,390.03x = 9,585.08 × 2,230.02
  4. Step 4: Simplify right side
    6,390.03x = 21,374,908.95
  5. Step 5: Solve for x
    x = 21,374,908.95/6,390.03
  6. Step 6: Final answer
    x = 3,345.04

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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.