Home / 4,148.63-5,732.39-3,316.21

Finding the Fourth Proportional to 4,148.63, 5,732.39 and 3,316.21

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Solution

The fourth proportional to 4,148.63, 5,732.39 and 3,316.21 is: 4,582.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,148.63 : 5,732.39 = 3,316.21 : x
  2. Step 2: Convert to fraction form
    4,148.63/5,732.39 = 3,316.21/x
  3. Step 3: Cross multiply
    4,148.63x = 5,732.39 × 3,316.21
  4. Step 4: Simplify right side
    4,148.63x = 19,009,803.00
  5. Step 5: Solve for x
    x = 19,009,803.00/4,148.63
  6. Step 6: Final answer
    x = 4,582.19

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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.