Home / 3,126.34-4,688.58-2,577.16

Finding the Fourth Proportional to 3,126.34, 4,688.58 and 2,577.16

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Solution

The fourth proportional to 3,126.34, 4,688.58 and 2,577.16 is: 3,864.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,126.34 : 4,688.58 = 2,577.16 : x
  2. Step 2: Convert to fraction form
    3,126.34/4,688.58 = 2,577.16/x
  3. Step 3: Cross multiply
    3,126.34x = 4,688.58 × 2,577.16
  4. Step 4: Simplify right side
    3,126.34x = 12,083,220.83
  5. Step 5: Solve for x
    x = 12,083,220.83/3,126.34
  6. Step 6: Final answer
    x = 3,864.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.