Home / 4,128.00-5,695.91-2,335.47

Finding the Fourth Proportional to 4,128.00, 5,695.91 and 2,335.47

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Solution

The fourth proportional to 4,128.00, 5,695.91 and 2,335.47 is: 3,222.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,128.00 : 5,695.91 = 2,335.47 : x
  2. Step 2: Convert to fraction form
    4,128.00/5,695.91 = 2,335.47/x
  3. Step 3: Cross multiply
    4,128.00x = 5,695.91 × 2,335.47
  4. Step 4: Simplify right side
    4,128.00x = 13,302,602.65
  5. Step 5: Solve for x
    x = 13,302,602.65/4,128.00
  6. Step 6: Final answer
    x = 3,222.53

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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.