Home / 4,686.93-7,030.40-2,378.61

Finding the Fourth Proportional to 4,686.93, 7,030.40 and 2,378.61

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Solution

The fourth proportional to 4,686.93, 7,030.40 and 2,378.61 is: 3,567.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,686.93 : 7,030.40 = 2,378.61 : x
  2. Step 2: Convert to fraction form
    4,686.93/7,030.40 = 2,378.61/x
  3. Step 3: Cross multiply
    4,686.93x = 7,030.40 × 2,378.61
  4. Step 4: Simplify right side
    4,686.93x = 16,722,567.85
  5. Step 5: Solve for x
    x = 16,722,567.85/4,686.93
  6. Step 6: Final answer
    x = 3,567.92

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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.