Home / 6,541.80-9,809.34-1,924.20

Finding the Fourth Proportional to 6,541.80, 9,809.34 and 1,924.20

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Solution

The fourth proportional to 6,541.80, 9,809.34 and 1,924.20 is: 2,885.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,541.80 : 9,809.34 = 1,924.20 : x
  2. Step 2: Convert to fraction form
    6,541.80/9,809.34 = 1,924.20/x
  3. Step 3: Cross multiply
    6,541.80x = 9,809.34 × 1,924.20
  4. Step 4: Simplify right side
    6,541.80x = 18,875,132.03
  5. Step 5: Solve for x
    x = 18,875,132.03/6,541.80
  6. Step 6: Final answer
    x = 2,885.31

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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.