Home / 9,721.08-14,559.66-6,812.34

Finding the Fourth Proportional to 9,721.08, 14,559.66 and 6,812.34

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Solution

The fourth proportional to 9,721.08, 14,559.66 and 6,812.34 is: 10,203.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,721.08 : 14,559.66 = 6,812.34 : x
  2. Step 2: Convert to fraction form
    9,721.08/14,559.66 = 6,812.34/x
  3. Step 3: Cross multiply
    9,721.08x = 14,559.66 × 6,812.34
  4. Step 4: Simplify right side
    9,721.08x = 99,185,354.20
  5. Step 5: Solve for x
    x = 99,185,354.20/9,721.08
  6. Step 6: Final answer
    x = 10,203.12

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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.