Home / 5,660.64-7,810.98-3,301.08

Finding the Fourth Proportional to 5,660.64, 7,810.98 and 3,301.08

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Solution

The fourth proportional to 5,660.64, 7,810.98 and 3,301.08 is: 4,555.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,660.64 : 7,810.98 = 3,301.08 : x
  2. Step 2: Convert to fraction form
    5,660.64/7,810.98 = 3,301.08/x
  3. Step 3: Cross multiply
    5,660.64x = 7,810.98 × 3,301.08
  4. Step 4: Simplify right side
    5,660.64x = 25,784,669.86
  5. Step 5: Solve for x
    x = 25,784,669.86/5,660.64
  6. Step 6: Final answer
    x = 4,555.08

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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.