Home / 7,860.75-10,848.14-4,323.89

Finding the Fourth Proportional to 7,860.75, 10,848.14 and 4,323.89

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Solution

The fourth proportional to 7,860.75, 10,848.14 and 4,323.89 is: 5,967.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,860.75 : 10,848.14 = 4,323.89 : x
  2. Step 2: Convert to fraction form
    7,860.75/10,848.14 = 4,323.89/x
  3. Step 3: Cross multiply
    7,860.75x = 10,848.14 × 4,323.89
  4. Step 4: Simplify right side
    7,860.75x = 46,906,088.20
  5. Step 5: Solve for x
    x = 46,906,088.20/7,860.75
  6. Step 6: Final answer
    x = 5,967.13

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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.