Home / 6,376.65-8,799.75-3,582.15

Finding the Fourth Proportional to 6,376.65, 8,799.75 and 3,582.15

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Solution

The fourth proportional to 6,376.65, 8,799.75 and 3,582.15 is: 4,943.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,376.65 : 8,799.75 = 3,582.15 : x
  2. Step 2: Convert to fraction form
    6,376.65/8,799.75 = 3,582.15/x
  3. Step 3: Cross multiply
    6,376.65x = 8,799.75 × 3,582.15
  4. Step 4: Simplify right side
    6,376.65x = 31,522,024.46
  5. Step 5: Solve for x
    x = 31,522,024.46/6,376.65
  6. Step 6: Final answer
    x = 4,943.35

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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.