Home / 4,449.69-6,140.40-2,460.21

Finding the Fourth Proportional to 4,449.69, 6,140.40 and 2,460.21

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Solution

The fourth proportional to 4,449.69, 6,140.40 and 2,460.21 is: 3,394.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,449.69 : 6,140.40 = 2,460.21 : x
  2. Step 2: Convert to fraction form
    4,449.69/6,140.40 = 2,460.21/x
  3. Step 3: Cross multiply
    4,449.69x = 6,140.40 × 2,460.21
  4. Step 4: Simplify right side
    4,449.69x = 15,106,673.48
  5. Step 5: Solve for x
    x = 15,106,673.48/4,449.69
  6. Step 6: Final answer
    x = 3,394.99

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Half scale
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Double scale
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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.