Home / 5,271.63-7,273.59-3,281.13

Finding the Fourth Proportional to 5,271.63, 7,273.59 and 3,281.13

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Solution

The fourth proportional to 5,271.63, 7,273.59 and 3,281.13 is: 4,527.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,271.63 : 7,273.59 = 3,281.13 : x
  2. Step 2: Convert to fraction form
    5,271.63/7,273.59 = 3,281.13/x
  3. Step 3: Cross multiply
    5,271.63x = 7,273.59 × 3,281.13
  4. Step 4: Simplify right side
    5,271.63x = 23,865,594.36
  5. Step 5: Solve for x
    x = 23,865,594.36/5,271.63
  6. Step 6: Final answer
    x = 4,527.18

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1.5x scale

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.