Home / 7,664.15-10,576.37-4,521.35

Finding the Fourth Proportional to 7,664.15, 10,576.37 and 4,521.35

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Solution

The fourth proportional to 7,664.15, 10,576.37 and 4,521.35 is: 6,239.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,664.15 : 10,576.37 = 4,521.35 : x
  2. Step 2: Convert to fraction form
    7,664.15/10,576.37 = 4,521.35/x
  3. Step 3: Cross multiply
    7,664.15x = 10,576.37 × 4,521.35
  4. Step 4: Simplify right side
    7,664.15x = 47,819,447.89
  5. Step 5: Solve for x
    x = 47,819,447.89/7,664.15
  6. Step 6: Final answer
    x = 6,239.37

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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.