Home / 9,828.24-14,740.80-3,254.40

Finding the Fourth Proportional to 9,828.24, 14,740.80 and 3,254.40

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Solution

The fourth proportional to 9,828.24, 14,740.80 and 3,254.40 is: 4,881.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,828.24 : 14,740.80 = 3,254.40 : x
  2. Step 2: Convert to fraction form
    9,828.24/14,740.80 = 3,254.40/x
  3. Step 3: Cross multiply
    9,828.24x = 14,740.80 × 3,254.40
  4. Step 4: Simplify right side
    9,828.24x = 47,972,459.52
  5. Step 5: Solve for x
    x = 47,972,459.52/9,828.24
  6. Step 6: Final answer
    x = 4,881.08

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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.