Home / 5,811.84-8,720.96-4,898.24

Finding the Fourth Proportional to 5,811.84, 8,720.96 and 4,898.24

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Solution

The fourth proportional to 5,811.84, 8,720.96 and 4,898.24 is: 7,350.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,811.84 : 8,720.96 = 4,898.24 : x
  2. Step 2: Convert to fraction form
    5,811.84/8,720.96 = 4,898.24/x
  3. Step 3: Cross multiply
    5,811.84x = 8,720.96 × 4,898.24
  4. Step 4: Simplify right side
    5,811.84x = 42,717,355.11
  5. Step 5: Solve for x
    x = 42,717,355.11/5,811.84
  6. Step 6: Final answer
    x = 7,350.06

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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.