Home / 9,018.95-12,446.08-5,040.02

Finding the Fourth Proportional to 9,018.95, 12,446.08 and 5,040.02

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Solution

The fourth proportional to 9,018.95, 12,446.08 and 5,040.02 is: 6,955.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,018.95 : 12,446.08 = 5,040.02 : x
  2. Step 2: Convert to fraction form
    9,018.95/12,446.08 = 5,040.02/x
  3. Step 3: Cross multiply
    9,018.95x = 12,446.08 × 5,040.02
  4. Step 4: Simplify right side
    9,018.95x = 62,728,492.12
  5. Step 5: Solve for x
    x = 62,728,492.12/9,018.95
  6. Step 6: Final answer
    x = 6,955.19

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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.