Home / 7,254.88-10,015.14-4,269.76

Finding the Fourth Proportional to 7,254.88, 10,015.14 and 4,269.76

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Solution

The fourth proportional to 7,254.88, 10,015.14 and 4,269.76 is: 5,894.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,254.88 : 10,015.14 = 4,269.76 : x
  2. Step 2: Convert to fraction form
    7,254.88/10,015.14 = 4,269.76/x
  3. Step 3: Cross multiply
    7,254.88x = 10,015.14 × 4,269.76
  4. Step 4: Simplify right side
    7,254.88x = 42,762,244.17
  5. Step 5: Solve for x
    x = 42,762,244.17/7,254.88
  6. Step 6: Final answer
    x = 5,894.27

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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.