Home / 2,208.15-3,312.26-975.27

Finding the Fourth Proportional to 2,208.15, 3,312.26 and 975.27

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Solution

The fourth proportional to 2,208.15, 3,312.26 and 975.27 is: 1,462.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,208.15 : 3,312.26 = 975.27 : x
  2. Step 2: Convert to fraction form
    2,208.15/3,312.26 = 975.27/x
  3. Step 3: Cross multiply
    2,208.15x = 3,312.26 × 975.27
  4. Step 4: Simplify right side
    2,208.15x = 3,230,342.93
  5. Step 5: Solve for x
    x = 3,230,342.93/2,208.15
  6. Step 6: Final answer
    x = 1,462.92

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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.