Home / 7,860.15-10,846.80-4,323.37

Finding the Fourth Proportional to 7,860.15, 10,846.80 and 4,323.37

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Solution

The fourth proportional to 7,860.15, 10,846.80 and 4,323.37 is: 5,966.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,860.15 : 10,846.80 = 4,323.37 : x
  2. Step 2: Convert to fraction form
    7,860.15/10,846.80 = 4,323.37/x
  3. Step 3: Cross multiply
    7,860.15x = 10,846.80 × 4,323.37
  4. Step 4: Simplify right side
    7,860.15x = 46,894,729.72
  5. Step 5: Solve for x
    x = 46,894,729.72/7,860.15
  6. Step 6: Final answer
    x = 5,966.14

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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.