Home / 9,362.96-14,042.88-3,127.28

Finding the Fourth Proportional to 9,362.96, 14,042.88 and 3,127.28

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Solution

The fourth proportional to 9,362.96, 14,042.88 and 3,127.28 is: 4,690.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,362.96 : 14,042.88 = 3,127.28 : x
  2. Step 2: Convert to fraction form
    9,362.96/14,042.88 = 3,127.28/x
  3. Step 3: Cross multiply
    9,362.96x = 14,042.88 × 3,127.28
  4. Step 4: Simplify right side
    9,362.96x = 43,916,017.77
  5. Step 5: Solve for x
    x = 43,916,017.77/9,362.96
  6. Step 6: Final answer
    x = 4,690.40

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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.