Home / 9,018.64-13,528.47-2,445.37

Finding the Fourth Proportional to 9,018.64, 13,528.47 and 2,445.37

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Solution

The fourth proportional to 9,018.64, 13,528.47 and 2,445.37 is: 3,668.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,018.64 : 13,528.47 = 2,445.37 : x
  2. Step 2: Convert to fraction form
    9,018.64/13,528.47 = 2,445.37/x
  3. Step 3: Cross multiply
    9,018.64x = 13,528.47 × 2,445.37
  4. Step 4: Simplify right side
    9,018.64x = 33,082,114.68
  5. Step 5: Solve for x
    x = 33,082,114.68/9,018.64
  6. Step 6: Final answer
    x = 3,668.19

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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.