Home / 4,784.13-6,603.21-3,018.15

Finding the Fourth Proportional to 4,784.13, 6,603.21 and 3,018.15

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Solution

The fourth proportional to 4,784.13, 6,603.21 and 3,018.15 is: 4,165.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,784.13 : 6,603.21 = 3,018.15 : x
  2. Step 2: Convert to fraction form
    4,784.13/6,603.21 = 3,018.15/x
  3. Step 3: Cross multiply
    4,784.13x = 6,603.21 × 3,018.15
  4. Step 4: Simplify right side
    4,784.13x = 19,929,478.26
  5. Step 5: Solve for x
    x = 19,929,478.26/4,784.13
  6. Step 6: Final answer
    x = 4,165.75

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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.