Home / 3,688.34-5,087.93-2,360.61

Finding the Fourth Proportional to 3,688.34, 5,087.93 and 2,360.61

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Solution

The fourth proportional to 3,688.34, 5,087.93 and 2,360.61 is: 3,256.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,688.34 : 5,087.93 = 2,360.61 : x
  2. Step 2: Convert to fraction form
    3,688.34/5,087.93 = 2,360.61/x
  3. Step 3: Cross multiply
    3,688.34x = 5,087.93 × 2,360.61
  4. Step 4: Simplify right side
    3,688.34x = 12,010,606.63
  5. Step 5: Solve for x
    x = 12,010,606.63/3,688.34
  6. Step 6: Final answer
    x = 3,256.38

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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.