Home / 7,881.08-10,875.61-4,344.29

Finding the Fourth Proportional to 7,881.08, 10,875.61 and 4,344.29

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Solution

The fourth proportional to 7,881.08, 10,875.61 and 4,344.29 is: 5,994.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,881.08 : 10,875.61 = 4,344.29 : x
  2. Step 2: Convert to fraction form
    7,881.08/10,875.61 = 4,344.29/x
  3. Step 3: Cross multiply
    7,881.08x = 10,875.61 × 4,344.29
  4. Step 4: Simplify right side
    7,881.08x = 47,246,803.77
  5. Step 5: Solve for x
    x = 47,246,803.77/7,881.08
  6. Step 6: Final answer
    x = 5,994.97

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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.