Home / 5,146.83-7,102.08-3,803.13

Finding the Fourth Proportional to 5,146.83, 7,102.08 and 3,803.13

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Solution

The fourth proportional to 5,146.83, 7,102.08 and 3,803.13 is: 5,247.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,146.83 : 7,102.08 = 3,803.13 : x
  2. Step 2: Convert to fraction form
    5,146.83/7,102.08 = 3,803.13/x
  3. Step 3: Cross multiply
    5,146.83x = 7,102.08 × 3,803.13
  4. Step 4: Simplify right side
    5,146.83x = 27,010,133.51
  5. Step 5: Solve for x
    x = 27,010,133.51/5,146.83
  6. Step 6: Final answer
    x = 5,247.92

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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.