Home / 10,522.27-14,522.32-6,749.70

Finding the Fourth Proportional to 10,522.27, 14,522.32 and 6,749.70

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Solution

The fourth proportional to 10,522.27, 14,522.32 and 6,749.70 is: 9,315.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,522.27 : 14,522.32 = 6,749.70 : x
  2. Step 2: Convert to fraction form
    10,522.27/14,522.32 = 6,749.70/x
  3. Step 3: Cross multiply
    10,522.27x = 14,522.32 × 6,749.70
  4. Step 4: Simplify right side
    10,522.27x = 98,021,303.30
  5. Step 5: Solve for x
    x = 98,021,303.30/10,522.27
  6. Step 6: Final answer
    x = 9,315.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.