Home / 4,389.23-6,059.34-2,980.37

Finding the Fourth Proportional to 4,389.23, 6,059.34 and 2,980.37

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Solution

The fourth proportional to 4,389.23, 6,059.34 and 2,980.37 is: 4,114.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,389.23 : 6,059.34 = 2,980.37 : x
  2. Step 2: Convert to fraction form
    4,389.23/6,059.34 = 2,980.37/x
  3. Step 3: Cross multiply
    4,389.23x = 6,059.34 × 2,980.37
  4. Step 4: Simplify right side
    4,389.23x = 18,059,075.16
  5. Step 5: Solve for x
    x = 18,059,075.16/4,389.23
  6. Step 6: Final answer
    x = 4,114.41

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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.