Home / 3,646.56-5,031.63-2,074.35

Finding the Fourth Proportional to 3,646.56, 5,031.63 and 2,074.35

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Solution

The fourth proportional to 3,646.56, 5,031.63 and 2,074.35 is: 2,862.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,646.56 : 5,031.63 = 2,074.35 : x
  2. Step 2: Convert to fraction form
    3,646.56/5,031.63 = 2,074.35/x
  3. Step 3: Cross multiply
    3,646.56x = 5,031.63 × 2,074.35
  4. Step 4: Simplify right side
    3,646.56x = 10,437,361.69
  5. Step 5: Solve for x
    x = 10,437,361.69/3,646.56
  6. Step 6: Final answer
    x = 2,862.25

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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.