Home / 3,686.58-5,526.18-1,344.60

Finding the Fourth Proportional to 3,686.58, 5,526.18 and 1,344.60

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Solution

The fourth proportional to 3,686.58, 5,526.18 and 1,344.60 is: 2,015.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,686.58 : 5,526.18 = 1,344.60 : x
  2. Step 2: Convert to fraction form
    3,686.58/5,526.18 = 1,344.60/x
  3. Step 3: Cross multiply
    3,686.58x = 5,526.18 × 1,344.60
  4. Step 4: Simplify right side
    3,686.58x = 7,430,501.63
  5. Step 5: Solve for x
    x = 7,430,501.63/3,686.58
  6. Step 6: Final answer
    x = 2,015.55

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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.