Home / 9,751.32-13,459.50-5,772.60

Finding the Fourth Proportional to 9,751.32, 13,459.50 and 5,772.60

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Solution

The fourth proportional to 9,751.32, 13,459.50 and 5,772.60 is: 7,967.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,751.32 : 13,459.50 = 5,772.60 : x
  2. Step 2: Convert to fraction form
    9,751.32/13,459.50 = 5,772.60/x
  3. Step 3: Cross multiply
    9,751.32x = 13,459.50 × 5,772.60
  4. Step 4: Simplify right side
    9,751.32x = 77,696,309.70
  5. Step 5: Solve for x
    x = 77,696,309.70/9,751.32
  6. Step 6: Final answer
    x = 7,967.77

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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.