Home / 9,953.47-13,735.23-5,476.49

Finding the Fourth Proportional to 9,953.47, 13,735.23 and 5,476.49

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Solution

The fourth proportional to 9,953.47, 13,735.23 and 5,476.49 is: 7,557.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,953.47 : 13,735.23 = 5,476.49 : x
  2. Step 2: Convert to fraction form
    9,953.47/13,735.23 = 5,476.49/x
  3. Step 3: Cross multiply
    9,953.47x = 13,735.23 × 5,476.49
  4. Step 4: Simplify right side
    9,953.47x = 75,220,849.74
  5. Step 5: Solve for x
    x = 75,220,849.74/9,953.47
  6. Step 6: Final answer
    x = 7,557.25

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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.