Home / 9,743.25-13,445.70-5,551.50

Finding the Fourth Proportional to 9,743.25, 13,445.70 and 5,551.50

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Solution

The fourth proportional to 9,743.25, 13,445.70 and 5,551.50 is: 7,661.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,743.25 : 13,445.70 = 5,551.50 : x
  2. Step 2: Convert to fraction form
    9,743.25/13,445.70 = 5,551.50/x
  3. Step 3: Cross multiply
    9,743.25x = 13,445.70 × 5,551.50
  4. Step 4: Simplify right side
    9,743.25x = 74,643,803.55
  5. Step 5: Solve for x
    x = 74,643,803.55/9,743.25
  6. Step 6: Final answer
    x = 7,661.08

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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.