Home / 5,141.32-7,094.98-2,783.40

Finding the Fourth Proportional to 5,141.32, 7,094.98 and 2,783.40

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Solution

The fourth proportional to 5,141.32, 7,094.98 and 2,783.40 is: 3,841.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,141.32 : 7,094.98 = 2,783.40 : x
  2. Step 2: Convert to fraction form
    5,141.32/7,094.98 = 2,783.40/x
  3. Step 3: Cross multiply
    5,141.32x = 7,094.98 × 2,783.40
  4. Step 4: Simplify right side
    5,141.32x = 19,748,167.33
  5. Step 5: Solve for x
    x = 19,748,167.33/5,141.32
  6. Step 6: Final answer
    x = 3,841.07

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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.