Home / 5,062.77-6,985.71-3,386.61

Finding the Fourth Proportional to 5,062.77, 6,985.71 and 3,386.61

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Solution

The fourth proportional to 5,062.77, 6,985.71 and 3,386.61 is: 4,672.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,062.77 : 6,985.71 = 3,386.61 : x
  2. Step 2: Convert to fraction form
    5,062.77/6,985.71 = 3,386.61/x
  3. Step 3: Cross multiply
    5,062.77x = 6,985.71 × 3,386.61
  4. Step 4: Simplify right side
    5,062.77x = 23,657,875.34
  5. Step 5: Solve for x
    x = 23,657,875.34/5,062.77
  6. Step 6: Final answer
    x = 4,672.91

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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.