Home / 5,810.80-8,710.92-2,345.68

Finding the Fourth Proportional to 5,810.80, 8,710.92 and 2,345.68

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Solution

The fourth proportional to 5,810.80, 8,710.92 and 2,345.68 is: 3,516.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,810.80 : 8,710.92 = 2,345.68 : x
  2. Step 2: Convert to fraction form
    5,810.80/8,710.92 = 2,345.68/x
  3. Step 3: Cross multiply
    5,810.80x = 8,710.92 × 2,345.68
  4. Step 4: Simplify right side
    5,810.80x = 20,433,030.83
  5. Step 5: Solve for x
    x = 20,433,030.83/5,810.80
  6. Step 6: Final answer
    x = 3,516.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.