Home / 4,520.55-6,776.06-1,558.07

Finding the Fourth Proportional to 4,520.55, 6,776.06 and 1,558.07

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Solution

The fourth proportional to 4,520.55, 6,776.06 and 1,558.07 is: 2,335.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,520.55 : 6,776.06 = 1,558.07 : x
  2. Step 2: Convert to fraction form
    4,520.55/6,776.06 = 1,558.07/x
  3. Step 3: Cross multiply
    4,520.55x = 6,776.06 × 1,558.07
  4. Step 4: Simplify right side
    4,520.55x = 10,557,534.13
  5. Step 5: Solve for x
    x = 10,557,534.13/4,520.55
  6. Step 6: Final answer
    x = 2,335.45

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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.