Home / 6,735.89-9,300.51-4,086.87

Finding the Fourth Proportional to 6,735.89, 9,300.51 and 4,086.87

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Solution

The fourth proportional to 6,735.89, 9,300.51 and 4,086.87 is: 5,642.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,735.89 : 9,300.51 = 4,086.87 : x
  2. Step 2: Convert to fraction form
    6,735.89/9,300.51 = 4,086.87/x
  3. Step 3: Cross multiply
    6,735.89x = 9,300.51 × 4,086.87
  4. Step 4: Simplify right side
    6,735.89x = 38,009,975.30
  5. Step 5: Solve for x
    x = 38,009,975.30/6,735.89
  6. Step 6: Final answer
    x = 5,642.91

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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.