Home / 3,585.42-5,377.37-1,637.15

Finding the Fourth Proportional to 3,585.42, 5,377.37 and 1,637.15

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Solution

The fourth proportional to 3,585.42, 5,377.37 and 1,637.15 is: 2,455.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,585.42 : 5,377.37 = 1,637.15 : x
  2. Step 2: Convert to fraction form
    3,585.42/5,377.37 = 1,637.15/x
  3. Step 3: Cross multiply
    3,585.42x = 5,377.37 × 1,637.15
  4. Step 4: Simplify right side
    3,585.42x = 8,803,526.22
  5. Step 5: Solve for x
    x = 8,803,526.22/3,585.42
  6. Step 6: Final answer
    x = 2,455.37

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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.