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Finding the Fourth Proportional to 5,582.70, 7,703.28 and 3,595.92

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Solution

The fourth proportional to 5,582.70, 7,703.28 and 3,595.92 is: 4,961.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,582.70 : 7,703.28 = 3,595.92 : x
  2. Step 2: Convert to fraction form
    5,582.70/7,703.28 = 3,595.92/x
  3. Step 3: Cross multiply
    5,582.70x = 7,703.28 × 3,595.92
  4. Step 4: Simplify right side
    5,582.70x = 27,700,378.62
  5. Step 5: Solve for x
    x = 27,700,378.62/5,582.70
  6. Step 6: Final answer
    x = 4,961.82

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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.