Home / 5,660.56-8,490.36-1,962.16

Finding the Fourth Proportional to 5,660.56, 8,490.36 and 1,962.16

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Solution

The fourth proportional to 5,660.56, 8,490.36 and 1,962.16 is: 2,943.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,660.56 : 8,490.36 = 1,962.16 : x
  2. Step 2: Convert to fraction form
    5,660.56/8,490.36 = 1,962.16/x
  3. Step 3: Cross multiply
    5,660.56x = 8,490.36 × 1,962.16
  4. Step 4: Simplify right side
    5,660.56x = 16,659,444.78
  5. Step 5: Solve for x
    x = 16,659,444.78/5,660.56
  6. Step 6: Final answer
    x = 2,943.07

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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.