Home / 5,461.56-8,192.35-1,357.56

Finding the Fourth Proportional to 5,461.56, 8,192.35 and 1,357.56

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Solution

The fourth proportional to 5,461.56, 8,192.35 and 1,357.56 is: 2,036.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,461.56 : 8,192.35 = 1,357.56 : x
  2. Step 2: Convert to fraction form
    5,461.56/8,192.35 = 1,357.56/x
  3. Step 3: Cross multiply
    5,461.56x = 8,192.35 × 1,357.56
  4. Step 4: Simplify right side
    5,461.56x = 11,121,606.67
  5. Step 5: Solve for x
    x = 11,121,606.67/5,461.56
  6. Step 6: Final answer
    x = 2,036.34

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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.