Home / 4,657.40-6,427.05-2,667.68

Finding the Fourth Proportional to 4,657.40, 6,427.05 and 2,667.68

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Solution

The fourth proportional to 4,657.40, 6,427.05 and 2,667.68 is: 3,681.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,657.40 : 6,427.05 = 2,667.68 : x
  2. Step 2: Convert to fraction form
    4,657.40/6,427.05 = 2,667.68/x
  3. Step 3: Cross multiply
    4,657.40x = 6,427.05 × 2,667.68
  4. Step 4: Simplify right side
    4,657.40x = 17,145,330.86
  5. Step 5: Solve for x
    x = 17,145,330.86/4,657.40
  6. Step 6: Final answer
    x = 3,681.31

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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.