Home / 6,838.47-10,260.93-3,718.35

Finding the Fourth Proportional to 6,838.47, 10,260.93 and 3,718.35

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Solution

The fourth proportional to 6,838.47, 10,260.93 and 3,718.35 is: 5,579.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,838.47 : 10,260.93 = 3,718.35 : x
  2. Step 2: Convert to fraction form
    6,838.47/10,260.93 = 3,718.35/x
  3. Step 3: Cross multiply
    6,838.47x = 10,260.93 × 3,718.35
  4. Step 4: Simplify right side
    6,838.47x = 38,153,729.07
  5. Step 5: Solve for x
    x = 38,153,729.07/6,838.47
  6. Step 6: Final answer
    x = 5,579.28

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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.