Home / 6,921.81-10,432.69-5,959.53

Finding the Fourth Proportional to 6,921.81, 10,432.69 and 5,959.53

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Solution

The fourth proportional to 6,921.81, 10,432.69 and 5,959.53 is: 8,982.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,921.81 : 10,432.69 = 5,959.53 : x
  2. Step 2: Convert to fraction form
    6,921.81/10,432.69 = 5,959.53/x
  3. Step 3: Cross multiply
    6,921.81x = 10,432.69 × 5,959.53
  4. Step 4: Simplify right side
    6,921.81x = 62,173,914.14
  5. Step 5: Solve for x
    x = 62,173,914.14/6,921.81
  6. Step 6: Final answer
    x = 8,982.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.