Home / 7,028.77-10,537.93-4,254.78

Finding the Fourth Proportional to 7,028.77, 10,537.93 and 4,254.78

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Solution

The fourth proportional to 7,028.77, 10,537.93 and 4,254.78 is: 6,379.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,028.77 : 10,537.93 = 4,254.78 : x
  2. Step 2: Convert to fraction form
    7,028.77/10,537.93 = 4,254.78/x
  3. Step 3: Cross multiply
    7,028.77x = 10,537.93 × 4,254.78
  4. Step 4: Simplify right side
    7,028.77x = 44,836,573.81
  5. Step 5: Solve for x
    x = 44,836,573.81/7,028.77
  6. Step 6: Final answer
    x = 6,379.01

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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.