Home / 3,352.40-4,626.34-1,860.42

Finding the Fourth Proportional to 3,352.40, 4,626.34 and 1,860.42

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Solution

The fourth proportional to 3,352.40, 4,626.34 and 1,860.42 is: 2,567.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,352.40 : 4,626.34 = 1,860.42 : x
  2. Step 2: Convert to fraction form
    3,352.40/4,626.34 = 1,860.42/x
  3. Step 3: Cross multiply
    3,352.40x = 4,626.34 × 1,860.42
  4. Step 4: Simplify right side
    3,352.40x = 8,606,935.46
  5. Step 5: Solve for x
    x = 8,606,935.46/3,352.40
  6. Step 6: Final answer
    x = 2,567.40

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Double scale
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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.