Home / 7,838.70-10,817.34-4,301.94

Finding the Fourth Proportional to 7,838.70, 10,817.34 and 4,301.94

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Solution

The fourth proportional to 7,838.70, 10,817.34 and 4,301.94 is: 5,936.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,838.70 : 10,817.34 = 4,301.94 : x
  2. Step 2: Convert to fraction form
    7,838.70/10,817.34 = 4,301.94/x
  3. Step 3: Cross multiply
    7,838.70x = 10,817.34 × 4,301.94
  4. Step 4: Simplify right side
    7,838.70x = 46,535,547.64
  5. Step 5: Solve for x
    x = 46,535,547.64/7,838.70
  6. Step 6: Final answer
    x = 5,936.64

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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.