Home / 2,526.30-3,486.96-1,780.48

Finding the Fourth Proportional to 2,526.30, 3,486.96 and 1,780.48

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Solution

The fourth proportional to 2,526.30, 3,486.96 and 1,780.48 is: 2,457.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,526.30 : 3,486.96 = 1,780.48 : x
  2. Step 2: Convert to fraction form
    2,526.30/3,486.96 = 1,780.48/x
  3. Step 3: Cross multiply
    2,526.30x = 3,486.96 × 1,780.48
  4. Step 4: Simplify right side
    2,526.30x = 6,208,462.54
  5. Step 5: Solve for x
    x = 6,208,462.54/2,526.30
  6. Step 6: Final answer
    x = 2,457.53

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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.