Home / 7,881.46-10,875.89-4,344.66

Finding the Fourth Proportional to 7,881.46, 10,875.89 and 4,344.66

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Solution

The fourth proportional to 7,881.46, 10,875.89 and 4,344.66 is: 5,995.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,881.46 : 10,875.89 = 4,344.66 : x
  2. Step 2: Convert to fraction form
    7,881.46/10,875.89 = 4,344.66/x
  3. Step 3: Cross multiply
    7,881.46x = 10,875.89 × 4,344.66
  4. Step 4: Simplify right side
    7,881.46x = 47,252,055.11
  5. Step 5: Solve for x
    x = 47,252,055.11/7,881.46
  6. Step 6: Final answer
    x = 5,995.34

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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.