Home / 5,069.55-7,604.61-1,782.87

Finding the Fourth Proportional to 5,069.55, 7,604.61 and 1,782.87

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Solution

The fourth proportional to 5,069.55, 7,604.61 and 1,782.87 is: 2,674.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,069.55 : 7,604.61 = 1,782.87 : x
  2. Step 2: Convert to fraction form
    5,069.55/7,604.61 = 1,782.87/x
  3. Step 3: Cross multiply
    5,069.55x = 7,604.61 × 1,782.87
  4. Step 4: Simplify right side
    5,069.55x = 13,558,031.03
  5. Step 5: Solve for x
    x = 13,558,031.03/5,069.55
  6. Step 6: Final answer
    x = 2,674.41

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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.