Home / 4,543.64-6,812.91-1,580.72

Finding the Fourth Proportional to 4,543.64, 6,812.91 and 1,580.72

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Solution

The fourth proportional to 4,543.64, 6,812.91 and 1,580.72 is: 2,370.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,543.64 : 6,812.91 = 1,580.72 : x
  2. Step 2: Convert to fraction form
    4,543.64/6,812.91 = 1,580.72/x
  3. Step 3: Cross multiply
    4,543.64x = 6,812.91 × 1,580.72
  4. Step 4: Simplify right side
    4,543.64x = 10,769,303.10
  5. Step 5: Solve for x
    x = 10,769,303.10/4,543.64
  6. Step 6: Final answer
    x = 2,370.19

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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.