Home / 10,089.31-15,133.35-4,828.06

Finding the Fourth Proportional to 10,089.31, 15,133.35 and 4,828.06

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Solution

The fourth proportional to 10,089.31, 15,133.35 and 4,828.06 is: 7,241.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,089.31 : 15,133.35 = 4,828.06 : x
  2. Step 2: Convert to fraction form
    10,089.31/15,133.35 = 4,828.06/x
  3. Step 3: Cross multiply
    10,089.31x = 15,133.35 × 4,828.06
  4. Step 4: Simplify right side
    10,089.31x = 73,064,721.80
  5. Step 5: Solve for x
    x = 73,064,721.80/10,089.31
  6. Step 6: Final answer
    x = 7,241.80

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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.