Home / 7,099.16-10,647.36-2,715.59

Finding the Fourth Proportional to 7,099.16, 10,647.36 and 2,715.59

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Solution

The fourth proportional to 7,099.16, 10,647.36 and 2,715.59 is: 4,072.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,099.16 : 10,647.36 = 2,715.59 : x
  2. Step 2: Convert to fraction form
    7,099.16/10,647.36 = 2,715.59/x
  3. Step 3: Cross multiply
    7,099.16x = 10,647.36 × 2,715.59
  4. Step 4: Simplify right side
    7,099.16x = 28,913,811.11
  5. Step 5: Solve for x
    x = 28,913,811.11/7,099.16
  6. Step 6: Final answer
    x = 4,072.85

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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.