Home / 10,423.28-15,619.26-4,177.10

Finding the Fourth Proportional to 10,423.28, 15,619.26 and 4,177.10

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Solution

The fourth proportional to 10,423.28, 15,619.26 and 4,177.10 is: 6,259.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,423.28 : 15,619.26 = 4,177.10 : x
  2. Step 2: Convert to fraction form
    10,423.28/15,619.26 = 4,177.10/x
  3. Step 3: Cross multiply
    10,423.28x = 15,619.26 × 4,177.10
  4. Step 4: Simplify right side
    10,423.28x = 65,243,210.95
  5. Step 5: Solve for x
    x = 65,243,210.95/10,423.28
  6. Step 6: Final answer
    x = 6,259.37

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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.