Home / 4,389.65-6,582.95-3,153.39

Finding the Fourth Proportional to 4,389.65, 6,582.95 and 3,153.39

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Solution

The fourth proportional to 4,389.65, 6,582.95 and 3,153.39 is: 4,728.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,389.65 : 6,582.95 = 3,153.39 : x
  2. Step 2: Convert to fraction form
    4,389.65/6,582.95 = 3,153.39/x
  3. Step 3: Cross multiply
    4,389.65x = 6,582.95 × 3,153.39
  4. Step 4: Simplify right side
    4,389.65x = 20,758,608.70
  5. Step 5: Solve for x
    x = 20,758,608.70/4,389.65
  6. Step 6: Final answer
    x = 4,728.99

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1.5x scale

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.