Home / 2,337.15-3,225.22-1,289.22

Finding the Fourth Proportional to 2,337.15, 3,225.22 and 1,289.22

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Solution

The fourth proportional to 2,337.15, 3,225.22 and 1,289.22 is: 1,779.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,337.15 : 3,225.22 = 1,289.22 : x
  2. Step 2: Convert to fraction form
    2,337.15/3,225.22 = 1,289.22/x
  3. Step 3: Cross multiply
    2,337.15x = 3,225.22 × 1,289.22
  4. Step 4: Simplify right side
    2,337.15x = 4,158,002.00
  5. Step 5: Solve for x
    x = 4,158,002.00/2,337.15
  6. Step 6: Final answer
    x = 1,779.09

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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.