Home / 6,820.89-10,240.44-6,599.45

Finding the Fourth Proportional to 6,820.89, 10,240.44 and 6,599.45

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Solution

The fourth proportional to 6,820.89, 10,240.44 and 6,599.45 is: 9,907.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,820.89 : 10,240.44 = 6,599.45 : x
  2. Step 2: Convert to fraction form
    6,820.89/10,240.44 = 6,599.45/x
  3. Step 3: Cross multiply
    6,820.89x = 10,240.44 × 6,599.45
  4. Step 4: Simplify right side
    6,820.89x = 67,581,271.76
  5. Step 5: Solve for x
    x = 67,581,271.76/6,820.89
  6. Step 6: Final answer
    x = 9,907.98

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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.