Home / 1,477.54-2,204.92-1,292.86

Finding the Fourth Proportional to 1,477.54, 2,204.92 and 1,292.86

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Solution

The fourth proportional to 1,477.54, 2,204.92 and 1,292.86 is: 1,929.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,477.54 : 2,204.92 = 1,292.86 : x
  2. Step 2: Convert to fraction form
    1,477.54/2,204.92 = 1,292.86/x
  3. Step 3: Cross multiply
    1,477.54x = 2,204.92 × 1,292.86
  4. Step 4: Simplify right side
    1,477.54x = 2,850,646.41
  5. Step 5: Solve for x
    x = 2,850,646.41/1,477.54
  6. Step 6: Final answer
    x = 1,929.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.