Home / 10,150.38-15,225.57-4,303.80

Finding the Fourth Proportional to 10,150.38, 15,225.57 and 4,303.80

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Solution

The fourth proportional to 10,150.38, 15,225.57 and 4,303.80 is: 6,455.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,150.38 : 15,225.57 = 4,303.80 : x
  2. Step 2: Convert to fraction form
    10,150.38/15,225.57 = 4,303.80/x
  3. Step 3: Cross multiply
    10,150.38x = 15,225.57 × 4,303.80
  4. Step 4: Simplify right side
    10,150.38x = 65,527,808.17
  5. Step 5: Solve for x
    x = 65,527,808.17/10,150.38
  6. Step 6: Final answer
    x = 6,455.70

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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.