Home / 2,642.49-3,646.08-1,594.35

Finding the Fourth Proportional to 2,642.49, 3,646.08 and 1,594.35

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Solution

The fourth proportional to 2,642.49, 3,646.08 and 1,594.35 is: 2,199.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,642.49 : 3,646.08 = 1,594.35 : x
  2. Step 2: Convert to fraction form
    2,642.49/3,646.08 = 1,594.35/x
  3. Step 3: Cross multiply
    2,642.49x = 3,646.08 × 1,594.35
  4. Step 4: Simplify right side
    2,642.49x = 5,813,127.65
  5. Step 5: Solve for x
    x = 5,813,127.65/2,642.49
  6. Step 6: Final answer
    x = 2,199.87

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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.