Home / 10,206.60-15,295.29-5,814.99

Finding the Fourth Proportional to 10,206.60, 15,295.29 and 5,814.99

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Solution

The fourth proportional to 10,206.60, 15,295.29 and 5,814.99 is: 8,714.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,206.60 : 15,295.29 = 5,814.99 : x
  2. Step 2: Convert to fraction form
    10,206.60/15,295.29 = 5,814.99/x
  3. Step 3: Cross multiply
    10,206.60x = 15,295.29 × 5,814.99
  4. Step 4: Simplify right side
    10,206.60x = 88,941,958.40
  5. Step 5: Solve for x
    x = 88,941,958.40/10,206.60
  6. Step 6: Final answer
    x = 8,714.16

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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.