Home / 3,810.52-5,247.60-3,275.08

Finding the Fourth Proportional to 3,810.52, 5,247.60 and 3,275.08

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Solution

The fourth proportional to 3,810.52, 5,247.60 and 3,275.08 is: 4,510.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,810.52 : 5,247.60 = 3,275.08 : x
  2. Step 2: Convert to fraction form
    3,810.52/5,247.60 = 3,275.08/x
  3. Step 3: Cross multiply
    3,810.52x = 5,247.60 × 3,275.08
  4. Step 4: Simplify right side
    3,810.52x = 17,186,309.81
  5. Step 5: Solve for x
    x = 17,186,309.81/3,810.52
  6. Step 6: Final answer
    x = 4,510.23

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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.