Home / 9,973.40-13,763.97-5,497.16

Finding the Fourth Proportional to 9,973.40, 13,763.97 and 5,497.16

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Solution

The fourth proportional to 9,973.40, 13,763.97 and 5,497.16 is: 7,586.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,973.40 : 13,763.97 = 5,497.16 : x
  2. Step 2: Convert to fraction form
    9,973.40/13,763.97 = 5,497.16/x
  3. Step 3: Cross multiply
    9,973.40x = 13,763.97 × 5,497.16
  4. Step 4: Simplify right side
    9,973.40x = 75,662,721.25
  5. Step 5: Solve for x
    x = 75,662,721.25/9,973.40
  6. Step 6: Final answer
    x = 7,586.45

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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.