Home / 6,368.24-9,565.80-3,904.40

Finding the Fourth Proportional to 6,368.24, 9,565.80 and 3,904.40

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Solution

The fourth proportional to 6,368.24, 9,565.80 and 3,904.40 is: 5,864.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,368.24 : 9,565.80 = 3,904.40 : x
  2. Step 2: Convert to fraction form
    6,368.24/9,565.80 = 3,904.40/x
  3. Step 3: Cross multiply
    6,368.24x = 9,565.80 × 3,904.40
  4. Step 4: Simplify right side
    6,368.24x = 37,348,709.52
  5. Step 5: Solve for x
    x = 37,348,709.52/6,368.24
  6. Step 6: Final answer
    x = 5,864.84

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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.