Home / 5,479.70-7,565.40-4,349.98

Finding the Fourth Proportional to 5,479.70, 7,565.40 and 4,349.98

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Solution

The fourth proportional to 5,479.70, 7,565.40 and 4,349.98 is: 6,005.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,479.70 : 7,565.40 = 4,349.98 : x
  2. Step 2: Convert to fraction form
    5,479.70/7,565.40 = 4,349.98/x
  3. Step 3: Cross multiply
    5,479.70x = 7,565.40 × 4,349.98
  4. Step 4: Simplify right side
    5,479.70x = 32,909,338.69
  5. Step 5: Solve for x
    x = 32,909,338.69/5,479.70
  6. Step 6: Final answer
    x = 6,005.68

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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.