Home / 9,727.43-13,411.38-7,461.32

Finding the Fourth Proportional to 9,727.43, 13,411.38 and 7,461.32

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Solution

The fourth proportional to 9,727.43, 13,411.38 and 7,461.32 is: 10,287.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,727.43 : 13,411.38 = 7,461.32 : x
  2. Step 2: Convert to fraction form
    9,727.43/13,411.38 = 7,461.32/x
  3. Step 3: Cross multiply
    9,727.43x = 13,411.38 × 7,461.32
  4. Step 4: Simplify right side
    9,727.43x = 100,066,597.82
  5. Step 5: Solve for x
    x = 100,066,597.82/9,727.43
  6. Step 6: Final answer
    x = 10,287.05

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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.