Home / 2,539.04-3,810.96-1,307.30

Finding the Fourth Proportional to 2,539.04, 3,810.96 and 1,307.30

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Solution

The fourth proportional to 2,539.04, 3,810.96 and 1,307.30 is: 1,962.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,539.04 : 3,810.96 = 1,307.30 : x
  2. Step 2: Convert to fraction form
    2,539.04/3,810.96 = 1,307.30/x
  3. Step 3: Cross multiply
    2,539.04x = 3,810.96 × 1,307.30
  4. Step 4: Simplify right side
    2,539.04x = 4,982,048.95
  5. Step 5: Solve for x
    x = 4,982,048.95/2,539.04
  6. Step 6: Final answer
    x = 1,962.18

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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.