Home / 4,152.47-5,731.56-2,384.64

Finding the Fourth Proportional to 4,152.47, 5,731.56 and 2,384.64

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Solution

The fourth proportional to 4,152.47, 5,731.56 and 2,384.64 is: 3,291.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,152.47 : 5,731.56 = 2,384.64 : x
  2. Step 2: Convert to fraction form
    4,152.47/5,731.56 = 2,384.64/x
  3. Step 3: Cross multiply
    4,152.47x = 5,731.56 × 2,384.64
  4. Step 4: Simplify right side
    4,152.47x = 13,667,707.24
  5. Step 5: Solve for x
    x = 13,667,707.24/4,152.47
  6. Step 6: Final answer
    x = 3,291.47

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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.