Home / 4,655.70-6,426.81-3,085.92

Finding the Fourth Proportional to 4,655.70, 6,426.81 and 3,085.92

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Solution

The fourth proportional to 4,655.70, 6,426.81 and 3,085.92 is: 4,259.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,655.70 : 6,426.81 = 3,085.92 : x
  2. Step 2: Convert to fraction form
    4,655.70/6,426.81 = 3,085.92/x
  3. Step 3: Cross multiply
    4,655.70x = 6,426.81 × 3,085.92
  4. Step 4: Simplify right side
    4,655.70x = 19,832,621.52
  5. Step 5: Solve for x
    x = 19,832,621.52/4,655.70
  6. Step 6: Final answer
    x = 4,259.86

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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.