Home / 7,735.91-10,670.54-5,717.18

Finding the Fourth Proportional to 7,735.91, 10,670.54 and 5,717.18

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Solution

The fourth proportional to 7,735.91, 10,670.54 and 5,717.18 is: 7,886.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,735.91 : 10,670.54 = 5,717.18 : x
  2. Step 2: Convert to fraction form
    7,735.91/10,670.54 = 5,717.18/x
  3. Step 3: Cross multiply
    7,735.91x = 10,670.54 × 5,717.18
  4. Step 4: Simplify right side
    7,735.91x = 61,005,395.97
  5. Step 5: Solve for x
    x = 61,005,395.97/7,735.91
  6. Step 6: Final answer
    x = 7,886.01

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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.