Home / 4,705.74-7,063.72-3,539.07

Finding the Fourth Proportional to 4,705.74, 7,063.72 and 3,539.07

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Solution

The fourth proportional to 4,705.74, 7,063.72 and 3,539.07 is: 5,312.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,705.74 : 7,063.72 = 3,539.07 : x
  2. Step 2: Convert to fraction form
    4,705.74/7,063.72 = 3,539.07/x
  3. Step 3: Cross multiply
    4,705.74x = 7,063.72 × 3,539.07
  4. Step 4: Simplify right side
    4,705.74x = 24,998,990.69
  5. Step 5: Solve for x
    x = 24,998,990.69/4,705.74
  6. Step 6: Final answer
    x = 5,312.45

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1.5x scale

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.