Home / 4,281.04-6,419.51-2,431.68

Finding the Fourth Proportional to 4,281.04, 6,419.51 and 2,431.68

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Solution

The fourth proportional to 4,281.04, 6,419.51 and 2,431.68 is: 3,646.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,281.04 : 6,419.51 = 2,431.68 : x
  2. Step 2: Convert to fraction form
    4,281.04/6,419.51 = 2,431.68/x
  3. Step 3: Cross multiply
    4,281.04x = 6,419.51 × 2,431.68
  4. Step 4: Simplify right side
    4,281.04x = 15,610,194.08
  5. Step 5: Solve for x
    x = 15,610,194.08/4,281.04
  6. Step 6: Final answer
    x = 3,646.36

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.