Home / 3,477.84-4,784.58-3,036.68

Finding the Fourth Proportional to 3,477.84, 4,784.58 and 3,036.68

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Solution

The fourth proportional to 3,477.84, 4,784.58 and 3,036.68 is: 4,177.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,477.84 : 4,784.58 = 3,036.68 : x
  2. Step 2: Convert to fraction form
    3,477.84/4,784.58 = 3,036.68/x
  3. Step 3: Cross multiply
    3,477.84x = 4,784.58 × 3,036.68
  4. Step 4: Simplify right side
    3,477.84x = 14,529,238.39
  5. Step 5: Solve for x
    x = 14,529,238.39/3,477.84
  6. Step 6: Final answer
    x = 4,177.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.