Home / 10,539.75-15,784.23-5,848.65

Finding the Fourth Proportional to 10,539.75, 15,784.23 and 5,848.65

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Solution

The fourth proportional to 10,539.75, 15,784.23 and 5,848.65 is: 8,758.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,539.75 : 15,784.23 = 5,848.65 : x
  2. Step 2: Convert to fraction form
    10,539.75/15,784.23 = 5,848.65/x
  3. Step 3: Cross multiply
    10,539.75x = 15,784.23 × 5,848.65
  4. Step 4: Simplify right side
    10,539.75x = 92,316,436.79
  5. Step 5: Solve for x
    x = 92,316,436.79/10,539.75
  6. Step 6: Final answer
    x = 8,758.88

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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.