Home / 3,785.02-5,640.86-3,588.19

Finding the Fourth Proportional to 3,785.02, 5,640.86 and 3,588.19

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Solution

The fourth proportional to 3,785.02, 5,640.86 and 3,588.19 is: 5,347.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,785.02 : 5,640.86 = 3,588.19 : x
  2. Step 2: Convert to fraction form
    3,785.02/5,640.86 = 3,588.19/x
  3. Step 3: Cross multiply
    3,785.02x = 5,640.86 × 3,588.19
  4. Step 4: Simplify right side
    3,785.02x = 20,240,477.44
  5. Step 5: Solve for x
    x = 20,240,477.44/3,785.02
  6. Step 6: Final answer
    x = 5,347.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.