Home / 4,888.98-7,334.55-1,426.50

Finding the Fourth Proportional to 4,888.98, 7,334.55 and 1,426.50

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Solution

The fourth proportional to 4,888.98, 7,334.55 and 1,426.50 is: 2,140.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,888.98 : 7,334.55 = 1,426.50 : x
  2. Step 2: Convert to fraction form
    4,888.98/7,334.55 = 1,426.50/x
  3. Step 3: Cross multiply
    4,888.98x = 7,334.55 × 1,426.50
  4. Step 4: Simplify right side
    4,888.98x = 10,462,735.58
  5. Step 5: Solve for x
    x = 10,462,735.58/4,888.98
  6. Step 6: Final answer
    x = 2,140.07

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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.