Home / 2,292.24-3,430.59-1,415.33

Finding the Fourth Proportional to 2,292.24, 3,430.59 and 1,415.33

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Solution

The fourth proportional to 2,292.24, 3,430.59 and 1,415.33 is: 2,118.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,292.24 : 3,430.59 = 1,415.33 : x
  2. Step 2: Convert to fraction form
    2,292.24/3,430.59 = 1,415.33/x
  3. Step 3: Cross multiply
    2,292.24x = 3,430.59 × 1,415.33
  4. Step 4: Simplify right side
    2,292.24x = 4,855,416.94
  5. Step 5: Solve for x
    x = 4,855,416.94/2,292.24
  6. Step 6: Final answer
    x = 2,118.20

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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.