Home / 3,359.48-4,636-1,867.40

Finding the Fourth Proportional to 3,359.48, 4,636 and 1,867.40

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Solution

The fourth proportional to 3,359.48, 4,636 and 1,867.40 is: 2,576.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,359.48 : 4,636 = 1,867.40 : x
  2. Step 2: Convert to fraction form
    3,359.48/4,636 = 1,867.40/x
  3. Step 3: Cross multiply
    3,359.48x = 4,636 × 1,867.40
  4. Step 4: Simplify right side
    3,359.48x = 8,657,266.40
  5. Step 5: Solve for x
    x = 8,657,266.40/3,359.48
  6. Step 6: Final answer
    x = 2,576.97

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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.