Home / 7,785.19-10,739.92-4,596.31

Finding the Fourth Proportional to 7,785.19, 10,739.92 and 4,596.31

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Solution

The fourth proportional to 7,785.19, 10,739.92 and 4,596.31 is: 6,340.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,785.19 : 10,739.92 = 4,596.31 : x
  2. Step 2: Convert to fraction form
    7,785.19/10,739.92 = 4,596.31/x
  3. Step 3: Cross multiply
    7,785.19x = 10,739.92 × 4,596.31
  4. Step 4: Simplify right side
    7,785.19x = 49,363,978.71
  5. Step 5: Solve for x
    x = 49,363,978.71/7,785.19
  6. Step 6: Final answer
    x = 6,340.76

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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.