Home / 2,867.34-4,291.65-1,772.58

Finding the Fourth Proportional to 2,867.34, 4,291.65 and 1,772.58

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Solution

The fourth proportional to 2,867.34, 4,291.65 and 1,772.58 is: 2,653.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,867.34 : 4,291.65 = 1,772.58 : x
  2. Step 2: Convert to fraction form
    2,867.34/4,291.65 = 1,772.58/x
  3. Step 3: Cross multiply
    2,867.34x = 4,291.65 × 1,772.58
  4. Step 4: Simplify right side
    2,867.34x = 7,607,292.96
  5. Step 5: Solve for x
    x = 7,607,292.96/2,867.34
  6. Step 6: Final answer
    x = 2,653.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.