Home / 2,370.07-3,555.11-1,272.93

Finding the Fourth Proportional to 2,370.07, 3,555.11 and 1,272.93

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Solution

The fourth proportional to 2,370.07, 3,555.11 and 1,272.93 is: 1,909.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,370.07 : 3,555.11 = 1,272.93 : x
  2. Step 2: Convert to fraction form
    2,370.07/3,555.11 = 1,272.93/x
  3. Step 3: Cross multiply
    2,370.07x = 3,555.11 × 1,272.93
  4. Step 4: Simplify right side
    2,370.07x = 4,525,382.03
  5. Step 5: Solve for x
    x = 4,525,382.03/2,370.07
  6. Step 6: Final answer
    x = 1,909.39

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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.