Home / 7,860.29-10,847.25-4,323.51

Finding the Fourth Proportional to 7,860.29, 10,847.25 and 4,323.51

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Solution

The fourth proportional to 7,860.29, 10,847.25 and 4,323.51 is: 5,966.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,860.29 : 10,847.25 = 4,323.51 : x
  2. Step 2: Convert to fraction form
    7,860.29/10,847.25 = 4,323.51/x
  3. Step 3: Cross multiply
    7,860.29x = 10,847.25 × 4,323.51
  4. Step 4: Simplify right side
    7,860.29x = 46,898,193.85
  5. Step 5: Solve for x
    x = 46,898,193.85/7,860.29
  6. Step 6: Final answer
    x = 5,966.47

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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.