Home / 7,881.06-10,875.75-4,344.18

Finding the Fourth Proportional to 7,881.06, 10,875.75 and 4,344.18

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Solution

The fourth proportional to 7,881.06, 10,875.75 and 4,344.18 is: 5,994.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,881.06 : 10,875.75 = 4,344.18 : x
  2. Step 2: Convert to fraction form
    7,881.06/10,875.75 = 4,344.18/x
  3. Step 3: Cross multiply
    7,881.06x = 10,875.75 × 4,344.18
  4. Step 4: Simplify right side
    7,881.06x = 47,246,215.64
  5. Step 5: Solve for x
    x = 47,246,215.64/7,881.06
  6. Step 6: Final answer
    x = 5,994.91

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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.