Home / 9,822.63-14,724.36-5,430.87

Finding the Fourth Proportional to 9,822.63, 14,724.36 and 5,430.87

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Solution

The fourth proportional to 9,822.63, 14,724.36 and 5,430.87 is: 8,141.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,822.63 : 14,724.36 = 5,430.87 : x
  2. Step 2: Convert to fraction form
    9,822.63/14,724.36 = 5,430.87/x
  3. Step 3: Cross multiply
    9,822.63x = 14,724.36 × 5,430.87
  4. Step 4: Simplify right side
    9,822.63x = 79,966,084.99
  5. Step 5: Solve for x
    x = 79,966,084.99/9,822.63
  6. Step 6: Final answer
    x = 8,141.01

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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.