Home / 3,485.34-5,227.95-888.24

Finding the Fourth Proportional to 3,485.34, 5,227.95 and 888.24

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Solution

The fourth proportional to 3,485.34, 5,227.95 and 888.24 is: 1,332.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,485.34 : 5,227.95 = 888.24 : x
  2. Step 2: Convert to fraction form
    3,485.34/5,227.95 = 888.24/x
  3. Step 3: Cross multiply
    3,485.34x = 5,227.95 × 888.24
  4. Step 4: Simplify right side
    3,485.34x = 4,643,674.31
  5. Step 5: Solve for x
    x = 4,643,674.31/3,485.34
  6. Step 6: Final answer
    x = 1,332.34

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1.5x scale

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.