Home / 5,742.63-8,615.30-2,045.16

Finding the Fourth Proportional to 5,742.63, 8,615.30 and 2,045.16

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Solution

The fourth proportional to 5,742.63, 8,615.30 and 2,045.16 is: 3,068.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,742.63 : 8,615.30 = 2,045.16 : x
  2. Step 2: Convert to fraction form
    5,742.63/8,615.30 = 2,045.16/x
  3. Step 3: Cross multiply
    5,742.63x = 8,615.30 × 2,045.16
  4. Step 4: Simplify right side
    5,742.63x = 17,619,656.72
  5. Step 5: Solve for x
    x = 17,619,656.72/5,742.63
  6. Step 6: Final answer
    x = 3,068.22

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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.