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Finding the Fourth Proportional to 7,308.51, 10,085 and 4,323.76

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Solution

The fourth proportional to 7,308.51, 10,085 and 4,323.76 is: 5,966.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,308.51 : 10,085 = 4,323.76 : x
  2. Step 2: Convert to fraction form
    7,308.51/10,085 = 4,323.76/x
  3. Step 3: Cross multiply
    7,308.51x = 10,085 × 4,323.76
  4. Step 4: Simplify right side
    7,308.51x = 43,605,119.60
  5. Step 5: Solve for x
    x = 43,605,119.60/7,308.51
  6. Step 6: Final answer
    x = 5,966.35

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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.