Home / 4,702.60-6,490.28-2,712.77

Finding the Fourth Proportional to 4,702.60, 6,490.28 and 2,712.77

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Solution

The fourth proportional to 4,702.60, 6,490.28 and 2,712.77 is: 3,744.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,702.60 : 6,490.28 = 2,712.77 : x
  2. Step 2: Convert to fraction form
    4,702.60/6,490.28 = 2,712.77/x
  3. Step 3: Cross multiply
    4,702.60x = 6,490.28 × 2,712.77
  4. Step 4: Simplify right side
    4,702.60x = 17,606,636.88
  5. Step 5: Solve for x
    x = 17,606,636.88/4,702.60
  6. Step 6: Final answer
    x = 3,744.02

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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.