Home / 4,148.61-5,719.04-3,152.16

Finding the Fourth Proportional to 4,148.61, 5,719.04 and 3,152.16

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Solution

The fourth proportional to 4,148.61, 5,719.04 and 3,152.16 is: 4,345.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,148.61 : 5,719.04 = 3,152.16 : x
  2. Step 2: Convert to fraction form
    4,148.61/5,719.04 = 3,152.16/x
  3. Step 3: Cross multiply
    4,148.61x = 5,719.04 × 3,152.16
  4. Step 4: Simplify right side
    4,148.61x = 18,027,329.13
  5. Step 5: Solve for x
    x = 18,027,329.13/4,148.61
  6. Step 6: Final answer
    x = 4,345.39

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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.