Home / 6,699.74-9,245.57-3,715.55

Finding the Fourth Proportional to 6,699.74, 9,245.57 and 3,715.55

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Solution

The fourth proportional to 6,699.74, 9,245.57 and 3,715.55 is: 5,127.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,699.74 : 9,245.57 = 3,715.55 : x
  2. Step 2: Convert to fraction form
    6,699.74/9,245.57 = 3,715.55/x
  3. Step 3: Cross multiply
    6,699.74x = 9,245.57 × 3,715.55
  4. Step 4: Simplify right side
    6,699.74x = 34,352,312.81
  5. Step 5: Solve for x
    x = 34,352,312.81/6,699.74
  6. Step 6: Final answer
    x = 5,127.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.