Home / 4,389.04-6,057.56-2,818.80

Finding the Fourth Proportional to 4,389.04, 6,057.56 and 2,818.80

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Solution

The fourth proportional to 4,389.04, 6,057.56 and 2,818.80 is: 3,890.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,389.04 : 6,057.56 = 2,818.80 : x
  2. Step 2: Convert to fraction form
    4,389.04/6,057.56 = 2,818.80/x
  3. Step 3: Cross multiply
    4,389.04x = 6,057.56 × 2,818.80
  4. Step 4: Simplify right side
    4,389.04x = 17,075,050.13
  5. Step 5: Solve for x
    x = 17,075,050.13/4,389.04
  6. Step 6: Final answer
    x = 3,890.38

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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.