Home / 6,390.04-9,585.78-2,006.32

Finding the Fourth Proportional to 6,390.04, 9,585.78 and 2,006.32

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Solution

The fourth proportional to 6,390.04, 9,585.78 and 2,006.32 is: 3,009.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,390.04 : 9,585.78 = 2,006.32 : x
  2. Step 2: Convert to fraction form
    6,390.04/9,585.78 = 2,006.32/x
  3. Step 3: Cross multiply
    6,390.04x = 9,585.78 × 2,006.32
  4. Step 4: Simplify right side
    6,390.04x = 19,232,142.13
  5. Step 5: Solve for x
    x = 19,232,142.13/6,390.04
  6. Step 6: Final answer
    x = 3,009.71

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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.