Home / 4,318.13-6,477.19-1,240.13

Finding the Fourth Proportional to 4,318.13, 6,477.19 and 1,240.13

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Solution

The fourth proportional to 4,318.13, 6,477.19 and 1,240.13 is: 1,860.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,318.13 : 6,477.19 = 1,240.13 : x
  2. Step 2: Convert to fraction form
    4,318.13/6,477.19 = 1,240.13/x
  3. Step 3: Cross multiply
    4,318.13x = 6,477.19 × 1,240.13
  4. Step 4: Simplify right side
    4,318.13x = 8,032,557.63
  5. Step 5: Solve for x
    x = 8,032,557.63/4,318.13
  6. Step 6: Final answer
    x = 1,860.19

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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.