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Finding the Fourth Proportional to 4,923.93, 7,393.19 and 4,686.06

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Solution

The fourth proportional to 4,923.93, 7,393.19 and 4,686.06 is: 7,036.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,923.93 : 7,393.19 = 4,686.06 : x
  2. Step 2: Convert to fraction form
    4,923.93/7,393.19 = 4,686.06/x
  3. Step 3: Cross multiply
    4,923.93x = 7,393.19 × 4,686.06
  4. Step 4: Simplify right side
    4,923.93x = 34,644,908.50
  5. Step 5: Solve for x
    x = 34,644,908.50/4,923.93
  6. Step 6: Final answer
    x = 7,036.03

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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.