Home / 7,000.89-10,501.16-2,839.79

Finding the Fourth Proportional to 7,000.89, 10,501.16 and 2,839.79

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Solution

The fourth proportional to 7,000.89, 10,501.16 and 2,839.79 is: 4,259.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,000.89 : 10,501.16 = 2,839.79 : x
  2. Step 2: Convert to fraction form
    7,000.89/10,501.16 = 2,839.79/x
  3. Step 3: Cross multiply
    7,000.89x = 10,501.16 × 2,839.79
  4. Step 4: Simplify right side
    7,000.89x = 29,821,022.45
  5. Step 5: Solve for x
    x = 29,821,022.45/7,000.89
  6. Step 6: Final answer
    x = 4,259.60

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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.