Home / 6,541.35-9,810.62-2,157.76

Finding the Fourth Proportional to 6,541.35, 9,810.62 and 2,157.76

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Solution

The fourth proportional to 6,541.35, 9,810.62 and 2,157.76 is: 3,236.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,541.35 : 9,810.62 = 2,157.76 : x
  2. Step 2: Convert to fraction form
    6,541.35/9,810.62 = 2,157.76/x
  3. Step 3: Cross multiply
    6,541.35x = 9,810.62 × 2,157.76
  4. Step 4: Simplify right side
    6,541.35x = 21,168,963.41
  5. Step 5: Solve for x
    x = 21,168,963.41/6,541.35
  6. Step 6: Final answer
    x = 3,236.18

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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.