Home / 5,590.84-7,714.72-4,471.37

Finding the Fourth Proportional to 5,590.84, 7,714.72 and 4,471.37

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Solution

The fourth proportional to 5,590.84, 7,714.72 and 4,471.37 is: 6,169.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,590.84 : 7,714.72 = 4,471.37 : x
  2. Step 2: Convert to fraction form
    5,590.84/7,714.72 = 4,471.37/x
  3. Step 3: Cross multiply
    5,590.84x = 7,714.72 × 4,471.37
  4. Step 4: Simplify right side
    5,590.84x = 34,495,367.57
  5. Step 5: Solve for x
    x = 34,495,367.57/5,590.84
  6. Step 6: Final answer
    x = 6,169.98

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1.5x scale

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.