Home / 2,057.48-2,840.47-1,302.26

Finding the Fourth Proportional to 2,057.48, 2,840.47 and 1,302.26

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Solution

The fourth proportional to 2,057.48, 2,840.47 and 1,302.26 is: 1,797.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,057.48 : 2,840.47 = 1,302.26 : x
  2. Step 2: Convert to fraction form
    2,057.48/2,840.47 = 1,302.26/x
  3. Step 3: Cross multiply
    2,057.48x = 2,840.47 × 1,302.26
  4. Step 4: Simplify right side
    2,057.48x = 3,699,031.05
  5. Step 5: Solve for x
    x = 3,699,031.05/2,057.48
  6. Step 6: Final answer
    x = 1,797.85

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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.