Home / 5,039.76-7,561.26-1,577.01

Finding the Fourth Proportional to 5,039.76, 7,561.26 and 1,577.01

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Solution

The fourth proportional to 5,039.76, 7,561.26 and 1,577.01 is: 2,366.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,039.76 : 7,561.26 = 1,577.01 : x
  2. Step 2: Convert to fraction form
    5,039.76/7,561.26 = 1,577.01/x
  3. Step 3: Cross multiply
    5,039.76x = 7,561.26 × 1,577.01
  4. Step 4: Simplify right side
    5,039.76x = 11,924,182.63
  5. Step 5: Solve for x
    x = 11,924,182.63/5,039.76
  6. Step 6: Final answer
    x = 2,366.02

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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.