Home / 5,239.17-7,858.76-1,541.39

Finding the Fourth Proportional to 5,239.17, 7,858.76 and 1,541.39

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Solution

The fourth proportional to 5,239.17, 7,858.76 and 1,541.39 is: 2,312.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,239.17 : 7,858.76 = 1,541.39 : x
  2. Step 2: Convert to fraction form
    5,239.17/7,858.76 = 1,541.39/x
  3. Step 3: Cross multiply
    5,239.17x = 7,858.76 × 1,541.39
  4. Step 4: Simplify right side
    5,239.17x = 12,113,367.08
  5. Step 5: Solve for x
    x = 12,113,367.08/5,239.17
  6. Step 6: Final answer
    x = 2,312.08

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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.