Home / 9,802.25-14,703.93-2,781.71

Finding the Fourth Proportional to 9,802.25, 14,703.93 and 2,781.71

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Solution

The fourth proportional to 9,802.25, 14,703.93 and 2,781.71 is: 4,172.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,802.25 : 14,703.93 = 2,781.71 : x
  2. Step 2: Convert to fraction form
    9,802.25/14,703.93 = 2,781.71/x
  3. Step 3: Cross multiply
    9,802.25x = 14,703.93 × 2,781.71
  4. Step 4: Simplify right side
    9,802.25x = 40,902,069.12
  5. Step 5: Solve for x
    x = 40,902,069.12/9,802.25
  6. Step 6: Final answer
    x = 4,172.72

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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.