Home / 2,526.15-3,485.68-1,581.48

Finding the Fourth Proportional to 2,526.15, 3,485.68 and 1,581.48

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Solution

The fourth proportional to 2,526.15, 3,485.68 and 1,581.48 is: 2,182.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,526.15 : 3,485.68 = 1,581.48 : x
  2. Step 2: Convert to fraction form
    2,526.15/3,485.68 = 1,581.48/x
  3. Step 3: Cross multiply
    2,526.15x = 3,485.68 × 1,581.48
  4. Step 4: Simplify right side
    2,526.15x = 5,512,533.21
  5. Step 5: Solve for x
    x = 5,512,533.21/2,526.15
  6. Step 6: Final answer
    x = 2,182.19

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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.