Home / 10,099.04-15,150.61-4,255.65

Finding the Fourth Proportional to 10,099.04, 15,150.61 and 4,255.65

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Solution

The fourth proportional to 10,099.04, 15,150.61 and 4,255.65 is: 6,384.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,099.04 : 15,150.61 = 4,255.65 : x
  2. Step 2: Convert to fraction form
    10,099.04/15,150.61 = 4,255.65/x
  3. Step 3: Cross multiply
    10,099.04x = 15,150.61 × 4,255.65
  4. Step 4: Simplify right side
    10,099.04x = 64,475,693.45
  5. Step 5: Solve for x
    x = 64,475,693.45/10,099.04
  6. Step 6: Final answer
    x = 6,384.34

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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.