Home / 5,290.02-7,300.17-3,051.81

Finding the Fourth Proportional to 5,290.02, 7,300.17 and 3,051.81

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Solution

The fourth proportional to 5,290.02, 7,300.17 and 3,051.81 is: 4,211.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,290.02 : 7,300.17 = 3,051.81 : x
  2. Step 2: Convert to fraction form
    5,290.02/7,300.17 = 3,051.81/x
  3. Step 3: Cross multiply
    5,290.02x = 7,300.17 × 3,051.81
  4. Step 4: Simplify right side
    5,290.02x = 22,278,731.81
  5. Step 5: Solve for x
    x = 22,278,731.81/5,290.02
  6. Step 6: Final answer
    x = 4,211.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.