Home / 4,393.20-6,590.80-2,051.50

Finding the Fourth Proportional to 4,393.20, 6,590.80 and 2,051.50

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Solution

The fourth proportional to 4,393.20, 6,590.80 and 2,051.50 is: 3,077.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,393.20 : 6,590.80 = 2,051.50 : x
  2. Step 2: Convert to fraction form
    4,393.20/6,590.80 = 2,051.50/x
  3. Step 3: Cross multiply
    4,393.20x = 6,590.80 × 2,051.50
  4. Step 4: Simplify right side
    4,393.20x = 13,521,026.20
  5. Step 5: Solve for x
    x = 13,521,026.20/4,393.20
  6. Step 6: Final answer
    x = 3,077.72

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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.