Home / 3,686.74-5,526.81-1,346.32

Finding the Fourth Proportional to 3,686.74, 5,526.81 and 1,346.32

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Solution

The fourth proportional to 3,686.74, 5,526.81 and 1,346.32 is: 2,018.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,686.74 : 5,526.81 = 1,346.32 : x
  2. Step 2: Convert to fraction form
    3,686.74/5,526.81 = 1,346.32/x
  3. Step 3: Cross multiply
    3,686.74x = 5,526.81 × 1,346.32
  4. Step 4: Simplify right side
    3,686.74x = 7,440,854.84
  5. Step 5: Solve for x
    x = 7,440,854.84/3,686.74
  6. Step 6: Final answer
    x = 2,018.27

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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.