Home / 9,309.04-12,846.15-5,117.26

Finding the Fourth Proportional to 9,309.04, 12,846.15 and 5,117.26

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Solution

The fourth proportional to 9,309.04, 12,846.15 and 5,117.26 is: 7,061.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,309.04 : 12,846.15 = 5,117.26 : x
  2. Step 2: Convert to fraction form
    9,309.04/12,846.15 = 5,117.26/x
  3. Step 3: Cross multiply
    9,309.04x = 12,846.15 × 5,117.26
  4. Step 4: Simplify right side
    9,309.04x = 65,737,089.55
  5. Step 5: Solve for x
    x = 65,737,089.55/9,309.04
  6. Step 6: Final answer
    x = 7,061.64

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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.