Home / 2,370.08-3,555.12-1,272.94

Finding the Fourth Proportional to 2,370.08, 3,555.12 and 1,272.94

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Solution

The fourth proportional to 2,370.08, 3,555.12 and 1,272.94 is: 1,909.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,370.08 : 3,555.12 = 1,272.94 : x
  2. Step 2: Convert to fraction form
    2,370.08/3,555.12 = 1,272.94/x
  3. Step 3: Cross multiply
    2,370.08x = 3,555.12 × 1,272.94
  4. Step 4: Simplify right side
    2,370.08x = 4,525,454.45
  5. Step 5: Solve for x
    x = 4,525,454.45/2,370.08
  6. Step 6: Final answer
    x = 1,909.41

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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.