Home / 7,510.82-10,365.23-4,679.87

Finding the Fourth Proportional to 7,510.82, 10,365.23 and 4,679.87

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Solution

The fourth proportional to 7,510.82, 10,365.23 and 4,679.87 is: 6,458.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,510.82 : 10,365.23 = 4,679.87 : x
  2. Step 2: Convert to fraction form
    7,510.82/10,365.23 = 4,679.87/x
  3. Step 3: Cross multiply
    7,510.82x = 10,365.23 × 4,679.87
  4. Step 4: Simplify right side
    7,510.82x = 48,507,888.79
  5. Step 5: Solve for x
    x = 48,507,888.79/7,510.82
  6. Step 6: Final answer
    x = 6,458.41

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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.