Home / 10,518.12-14,515.17-5,802.12

Finding the Fourth Proportional to 10,518.12, 14,515.17 and 5,802.12

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Solution

The fourth proportional to 10,518.12, 14,515.17 and 5,802.12 is: 8,007.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,518.12 : 14,515.17 = 5,802.12 : x
  2. Step 2: Convert to fraction form
    10,518.12/14,515.17 = 5,802.12/x
  3. Step 3: Cross multiply
    10,518.12x = 14,515.17 × 5,802.12
  4. Step 4: Simplify right side
    10,518.12x = 84,218,758.16
  5. Step 5: Solve for x
    x = 84,218,758.16/10,518.12
  6. Step 6: Final answer
    x = 8,007.02

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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.