Home / 4,188.79-5,780.54-2,300.53

Finding the Fourth Proportional to 4,188.79, 5,780.54 and 2,300.53

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Solution

The fourth proportional to 4,188.79, 5,780.54 and 2,300.53 is: 3,174.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,188.79 : 5,780.54 = 2,300.53 : x
  2. Step 2: Convert to fraction form
    4,188.79/5,780.54 = 2,300.53/x
  3. Step 3: Cross multiply
    4,188.79x = 5,780.54 × 2,300.53
  4. Step 4: Simplify right side
    4,188.79x = 13,298,305.69
  5. Step 5: Solve for x
    x = 13,298,305.69/4,188.79
  6. Step 6: Final answer
    x = 3,174.74

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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.