Home / 4,742.82-6,545.34-2,646.81

Finding the Fourth Proportional to 4,742.82, 6,545.34 and 2,646.81

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Solution

The fourth proportional to 4,742.82, 6,545.34 and 2,646.81 is: 3,652.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,742.82 : 6,545.34 = 2,646.81 : x
  2. Step 2: Convert to fraction form
    4,742.82/6,545.34 = 2,646.81/x
  3. Step 3: Cross multiply
    4,742.82x = 6,545.34 × 2,646.81
  4. Step 4: Simplify right side
    4,742.82x = 17,324,271.37
  5. Step 5: Solve for x
    x = 17,324,271.37/4,742.82
  6. Step 6: Final answer
    x = 3,652.74

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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.