Home / 6,981.68-10,476.06-4,643.31

Finding the Fourth Proportional to 6,981.68, 10,476.06 and 4,643.31

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Solution

The fourth proportional to 6,981.68, 10,476.06 and 4,643.31 is: 6,967.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,981.68 : 10,476.06 = 4,643.31 : x
  2. Step 2: Convert to fraction form
    6,981.68/10,476.06 = 4,643.31/x
  3. Step 3: Cross multiply
    6,981.68x = 10,476.06 × 4,643.31
  4. Step 4: Simplify right side
    6,981.68x = 48,643,594.16
  5. Step 5: Solve for x
    x = 48,643,594.16/6,981.68
  6. Step 6: Final answer
    x = 6,967.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.