Home / 5,270.40-7,271.73-3,032.91

Finding the Fourth Proportional to 5,270.40, 7,271.73 and 3,032.91

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Solution

The fourth proportional to 5,270.40, 7,271.73 and 3,032.91 is: 4,184.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,270.40 : 7,271.73 = 3,032.91 : x
  2. Step 2: Convert to fraction form
    5,270.40/7,271.73 = 3,032.91/x
  3. Step 3: Cross multiply
    5,270.40x = 7,271.73 × 3,032.91
  4. Step 4: Simplify right side
    5,270.40x = 22,054,502.63
  5. Step 5: Solve for x
    x = 22,054,502.63/5,270.40
  6. Step 6: Final answer
    x = 4,184.60

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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.