Home / 10,158.71-15,238.06-3,583.33

Finding the Fourth Proportional to 10,158.71, 15,238.06 and 3,583.33

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Solution

The fourth proportional to 10,158.71, 15,238.06 and 3,583.33 is: 5,374.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,158.71 : 15,238.06 = 3,583.33 : x
  2. Step 2: Convert to fraction form
    10,158.71/15,238.06 = 3,583.33/x
  3. Step 3: Cross multiply
    10,158.71x = 15,238.06 × 3,583.33
  4. Step 4: Simplify right side
    10,158.71x = 54,602,950.49
  5. Step 5: Solve for x
    x = 54,602,950.49/10,158.71
  6. Step 6: Final answer
    x = 5,374.99

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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.