Home / 2,989.08-4,483.62-1,451.16

Finding the Fourth Proportional to 2,989.08, 4,483.62 and 1,451.16

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Solution

The fourth proportional to 2,989.08, 4,483.62 and 1,451.16 is: 2,176.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,989.08 : 4,483.62 = 1,451.16 : x
  2. Step 2: Convert to fraction form
    2,989.08/4,483.62 = 1,451.16/x
  3. Step 3: Cross multiply
    2,989.08x = 4,483.62 × 1,451.16
  4. Step 4: Simplify right side
    2,989.08x = 6,506,450.00
  5. Step 5: Solve for x
    x = 6,506,450.00/2,989.08
  6. Step 6: Final answer
    x = 2,176.74

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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.