Home / 3,646.91-5,032.70-2,075.09

Finding the Fourth Proportional to 3,646.91, 5,032.70 and 2,075.09

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Solution

The fourth proportional to 3,646.91, 5,032.70 and 2,075.09 is: 2,863.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,646.91 : 5,032.70 = 2,075.09 : x
  2. Step 2: Convert to fraction form
    3,646.91/5,032.70 = 2,075.09/x
  3. Step 3: Cross multiply
    3,646.91x = 5,032.70 × 2,075.09
  4. Step 4: Simplify right side
    3,646.91x = 10,443,285.47
  5. Step 5: Solve for x
    x = 10,443,285.47/3,646.91
  6. Step 6: Final answer
    x = 2,863.60

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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.