Home / 9,827.06-13,561.34-5,350.80

Finding the Fourth Proportional to 9,827.06, 13,561.34 and 5,350.80

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Solution

The fourth proportional to 9,827.06, 13,561.34 and 5,350.80 is: 7,384.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,827.06 : 13,561.34 = 5,350.80 : x
  2. Step 2: Convert to fraction form
    9,827.06/13,561.34 = 5,350.80/x
  3. Step 3: Cross multiply
    9,827.06x = 13,561.34 × 5,350.80
  4. Step 4: Simplify right side
    9,827.06x = 72,564,018.07
  5. Step 5: Solve for x
    x = 72,564,018.07/9,827.06
  6. Step 6: Final answer
    x = 7,384.10

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1.5x scale

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.