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Finding the Fourth Proportional to 7,323.72, 10,985.58 and 2,058.72

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Solution

The fourth proportional to 7,323.72, 10,985.58 and 2,058.72 is: 3,088.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,323.72 : 10,985.58 = 2,058.72 : x
  2. Step 2: Convert to fraction form
    7,323.72/10,985.58 = 2,058.72/x
  3. Step 3: Cross multiply
    7,323.72x = 10,985.58 × 2,058.72
  4. Step 4: Simplify right side
    7,323.72x = 22,616,233.26
  5. Step 5: Solve for x
    x = 22,616,233.26/7,323.72
  6. Step 6: Final answer
    x = 3,088.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.