Home / 2,555.64-3,526.68-1,436.67

Finding the Fourth Proportional to 2,555.64, 3,526.68 and 1,436.67

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Solution

The fourth proportional to 2,555.64, 3,526.68 and 1,436.67 is: 1,982.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,555.64 : 3,526.68 = 1,436.67 : x
  2. Step 2: Convert to fraction form
    2,555.64/3,526.68 = 1,436.67/x
  3. Step 3: Cross multiply
    2,555.64x = 3,526.68 × 1,436.67
  4. Step 4: Simplify right side
    2,555.64x = 5,066,675.36
  5. Step 5: Solve for x
    x = 5,066,675.36/2,555.64
  6. Step 6: Final answer
    x = 1,982.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.