Home / 9,881.04-13,635.37-5,632.30

Finding the Fourth Proportional to 9,881.04, 13,635.37 and 5,632.30

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Solution

The fourth proportional to 9,881.04, 13,635.37 and 5,632.30 is: 7,772.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,881.04 : 13,635.37 = 5,632.30 : x
  2. Step 2: Convert to fraction form
    9,881.04/13,635.37 = 5,632.30/x
  3. Step 3: Cross multiply
    9,881.04x = 13,635.37 × 5,632.30
  4. Step 4: Simplify right side
    9,881.04x = 76,798,494.45
  5. Step 5: Solve for x
    x = 76,798,494.45/9,881.04
  6. Step 6: Final answer
    x = 7,772.31

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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.