Home / 9,018.47-13,526.03-2,443.80

Finding the Fourth Proportional to 9,018.47, 13,526.03 and 2,443.80

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Solution

The fourth proportional to 9,018.47, 13,526.03 and 2,443.80 is: 3,665.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,018.47 : 13,526.03 = 2,443.80 : x
  2. Step 2: Convert to fraction form
    9,018.47/13,526.03 = 2,443.80/x
  3. Step 3: Cross multiply
    9,018.47x = 13,526.03 × 2,443.80
  4. Step 4: Simplify right side
    9,018.47x = 33,054,899.90
  5. Step 5: Solve for x
    x = 33,054,899.90/9,018.47
  6. Step 6: Final answer
    x = 3,665.25

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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.