Home / 4,943.57-7,415.35-2,890.13

Finding the Fourth Proportional to 4,943.57, 7,415.35 and 2,890.13

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Solution

The fourth proportional to 4,943.57, 7,415.35 and 2,890.13 is: 4,335.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,943.57 : 7,415.35 = 2,890.13 : x
  2. Step 2: Convert to fraction form
    4,943.57/7,415.35 = 2,890.13/x
  3. Step 3: Cross multiply
    4,943.57x = 7,415.35 × 2,890.13
  4. Step 4: Simplify right side
    4,943.57x = 21,431,281.19
  5. Step 5: Solve for x
    x = 21,431,281.19/4,943.57
  6. Step 6: Final answer
    x = 4,335.19

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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.