Home / 7,681.55-10,601.34-4,699.37

Finding the Fourth Proportional to 7,681.55, 10,601.34 and 4,699.37

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Solution

The fourth proportional to 7,681.55, 10,601.34 and 4,699.37 is: 6,485.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,681.55 : 10,601.34 = 4,699.37 : x
  2. Step 2: Convert to fraction form
    7,681.55/10,601.34 = 4,699.37/x
  3. Step 3: Cross multiply
    7,681.55x = 10,601.34 × 4,699.37
  4. Step 4: Simplify right side
    7,681.55x = 49,819,645.66
  5. Step 5: Solve for x
    x = 49,819,645.66/7,681.55
  6. Step 6: Final answer
    x = 6,485.62

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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.