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Finding the Fourth Proportional to 7,068.98, 10,599.30 and 2,686.74

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Solution

The fourth proportional to 7,068.98, 10,599.30 and 2,686.74 is: 4,028.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,068.98 : 10,599.30 = 2,686.74 : x
  2. Step 2: Convert to fraction form
    7,068.98/10,599.30 = 2,686.74/x
  3. Step 3: Cross multiply
    7,068.98x = 10,599.30 × 2,686.74
  4. Step 4: Simplify right side
    7,068.98x = 28,477,563.28
  5. Step 5: Solve for x
    x = 28,477,563.28/7,068.98
  6. Step 6: Final answer
    x = 4,028.53

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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.