Home / 4,918.10-7,366.35-4,270.10

Finding the Fourth Proportional to 4,918.10, 7,366.35 and 4,270.10

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Solution

The fourth proportional to 4,918.10, 7,366.35 and 4,270.10 is: 6,395.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,918.10 : 7,366.35 = 4,270.10 : x
  2. Step 2: Convert to fraction form
    4,918.10/7,366.35 = 4,270.10/x
  3. Step 3: Cross multiply
    4,918.10x = 7,366.35 × 4,270.10
  4. Step 4: Simplify right side
    4,918.10x = 31,455,051.14
  5. Step 5: Solve for x
    x = 31,455,051.14/4,918.10
  6. Step 6: Final answer
    x = 6,395.77

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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.