Home / 3,196.49-4,411.19-1,870.23

Finding the Fourth Proportional to 3,196.49, 4,411.19 and 1,870.23

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Solution

The fourth proportional to 3,196.49, 4,411.19 and 1,870.23 is: 2,580.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,196.49 : 4,411.19 = 1,870.23 : x
  2. Step 2: Convert to fraction form
    3,196.49/4,411.19 = 1,870.23/x
  3. Step 3: Cross multiply
    3,196.49x = 4,411.19 × 1,870.23
  4. Step 4: Simplify right side
    3,196.49x = 8,249,926.13
  5. Step 5: Solve for x
    x = 8,249,926.13/3,196.49
  6. Step 6: Final answer
    x = 2,580.93

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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.