Home / 9,816.77-13,546.90-5,624.75

Finding the Fourth Proportional to 9,816.77, 13,546.90 and 5,624.75

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Solution

The fourth proportional to 9,816.77, 13,546.90 and 5,624.75 is: 7,762.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,816.77 : 13,546.90 = 5,624.75 : x
  2. Step 2: Convert to fraction form
    9,816.77/13,546.90 = 5,624.75/x
  3. Step 3: Cross multiply
    9,816.77x = 13,546.90 × 5,624.75
  4. Step 4: Simplify right side
    9,816.77x = 76,197,925.78
  5. Step 5: Solve for x
    x = 76,197,925.78/9,816.77
  6. Step 6: Final answer
    x = 7,762.02

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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.