Home / 6,859.64-9,467.68-3,875.52

Finding the Fourth Proportional to 6,859.64, 9,467.68 and 3,875.52

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Solution

The fourth proportional to 6,859.64, 9,467.68 and 3,875.52 is: 5,349.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,859.64 : 9,467.68 = 3,875.52 : x
  2. Step 2: Convert to fraction form
    6,859.64/9,467.68 = 3,875.52/x
  3. Step 3: Cross multiply
    6,859.64x = 9,467.68 × 3,875.52
  4. Step 4: Simplify right side
    6,859.64x = 36,692,183.19
  5. Step 5: Solve for x
    x = 36,692,183.19/6,859.64
  6. Step 6: Final answer
    x = 5,349.00

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1.5x scale

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.