Home / 7,730.98-10,665.21-4,586.02

Finding the Fourth Proportional to 7,730.98, 10,665.21 and 4,586.02

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Solution

The fourth proportional to 7,730.98, 10,665.21 and 4,586.02 is: 6,326.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,730.98 : 10,665.21 = 4,586.02 : x
  2. Step 2: Convert to fraction form
    7,730.98/10,665.21 = 4,586.02/x
  3. Step 3: Cross multiply
    7,730.98x = 10,665.21 × 4,586.02
  4. Step 4: Simplify right side
    7,730.98x = 48,910,866.36
  5. Step 5: Solve for x
    x = 48,910,866.36/7,730.98
  6. Step 6: Final answer
    x = 6,326.61

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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.