Home / 5,068.96-7,605.06-1,783.20

Finding the Fourth Proportional to 5,068.96, 7,605.06 and 1,783.20

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Solution

The fourth proportional to 5,068.96, 7,605.06 and 1,783.20 is: 2,675.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,068.96 : 7,605.06 = 1,783.20 : x
  2. Step 2: Convert to fraction form
    5,068.96/7,605.06 = 1,783.20/x
  3. Step 3: Cross multiply
    5,068.96x = 7,605.06 × 1,783.20
  4. Step 4: Simplify right side
    5,068.96x = 13,561,342.99
  5. Step 5: Solve for x
    x = 13,561,342.99/5,068.96
  6. Step 6: Final answer
    x = 2,675.37

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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.