Home / 2,225.98-3,335.05-1,485.19

Finding the Fourth Proportional to 2,225.98, 3,335.05 and 1,485.19

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Solution

The fourth proportional to 2,225.98, 3,335.05 and 1,485.19 is: 2,225.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,225.98 : 3,335.05 = 1,485.19 : x
  2. Step 2: Convert to fraction form
    2,225.98/3,335.05 = 1,485.19/x
  3. Step 3: Cross multiply
    2,225.98x = 3,335.05 × 1,485.19
  4. Step 4: Simplify right side
    2,225.98x = 4,953,182.91
  5. Step 5: Solve for x
    x = 4,953,182.91/2,225.98
  6. Step 6: Final answer
    x = 2,225.17

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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.