Home / 4,720.62-6,516.27-3,148.14

Finding the Fourth Proportional to 4,720.62, 6,516.27 and 3,148.14

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Solution

The fourth proportional to 4,720.62, 6,516.27 and 3,148.14 is: 4,345.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,720.62 : 6,516.27 = 3,148.14 : x
  2. Step 2: Convert to fraction form
    4,720.62/6,516.27 = 3,148.14/x
  3. Step 3: Cross multiply
    4,720.62x = 6,516.27 × 3,148.14
  4. Step 4: Simplify right side
    4,720.62x = 20,514,130.24
  5. Step 5: Solve for x
    x = 20,514,130.24/4,720.62
  6. Step 6: Final answer
    x = 4,345.64

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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.