Home / 9,276.92-12,802.44-5,085.17

Finding the Fourth Proportional to 9,276.92, 12,802.44 and 5,085.17

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Solution

The fourth proportional to 9,276.92, 12,802.44 and 5,085.17 is: 7,017.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,276.92 : 12,802.44 = 5,085.17 : x
  2. Step 2: Convert to fraction form
    9,276.92/12,802.44 = 5,085.17/x
  3. Step 3: Cross multiply
    9,276.92x = 12,802.44 × 5,085.17
  4. Step 4: Simplify right side
    9,276.92x = 65,102,583.81
  5. Step 5: Solve for x
    x = 65,102,583.81/9,276.92
  6. Step 6: Final answer
    x = 7,017.69

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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.