Home / 7,254.25-10,011.81-4,270.36

Finding the Fourth Proportional to 7,254.25, 10,011.81 and 4,270.36

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Solution

The fourth proportional to 7,254.25, 10,011.81 and 4,270.36 is: 5,893.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,254.25 : 10,011.81 = 4,270.36 : x
  2. Step 2: Convert to fraction form
    7,254.25/10,011.81 = 4,270.36/x
  3. Step 3: Cross multiply
    7,254.25x = 10,011.81 × 4,270.36
  4. Step 4: Simplify right side
    7,254.25x = 42,754,032.95
  5. Step 5: Solve for x
    x = 42,754,032.95/7,254.25
  6. Step 6: Final answer
    x = 5,893.65

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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.