Home / 5,709.02-8,564.24-2,785.13

Finding the Fourth Proportional to 5,709.02, 8,564.24 and 2,785.13

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Solution

The fourth proportional to 5,709.02, 8,564.24 and 2,785.13 is: 4,178.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,709.02 : 8,564.24 = 2,785.13 : x
  2. Step 2: Convert to fraction form
    5,709.02/8,564.24 = 2,785.13/x
  3. Step 3: Cross multiply
    5,709.02x = 8,564.24 × 2,785.13
  4. Step 4: Simplify right side
    5,709.02x = 23,852,485.89
  5. Step 5: Solve for x
    x = 23,852,485.89/5,709.02
  6. Step 6: Final answer
    x = 4,178.03

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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.