Home / 2,223.21-3,332.60-1,051.13

Finding the Fourth Proportional to 2,223.21, 3,332.60 and 1,051.13

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Solution

The fourth proportional to 2,223.21, 3,332.60 and 1,051.13 is: 1,575.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,223.21 : 3,332.60 = 1,051.13 : x
  2. Step 2: Convert to fraction form
    2,223.21/3,332.60 = 1,051.13/x
  3. Step 3: Cross multiply
    2,223.21x = 3,332.60 × 1,051.13
  4. Step 4: Simplify right side
    2,223.21x = 3,502,995.84
  5. Step 5: Solve for x
    x = 3,502,995.84/2,223.21
  6. Step 6: Final answer
    x = 1,575.65

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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.