Home / 4,667.49-6,430.19-3,248.75

Finding the Fourth Proportional to 4,667.49, 6,430.19 and 3,248.75

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Solution

The fourth proportional to 4,667.49, 6,430.19 and 3,248.75 is: 4,475.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,667.49 : 6,430.19 = 3,248.75 : x
  2. Step 2: Convert to fraction form
    4,667.49/6,430.19 = 3,248.75/x
  3. Step 3: Cross multiply
    4,667.49x = 6,430.19 × 3,248.75
  4. Step 4: Simplify right side
    4,667.49x = 20,890,031.37
  5. Step 5: Solve for x
    x = 20,890,031.37/4,667.49
  6. Step 6: Final answer
    x = 4,475.65

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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.