Home / 4,660.10-6,430.02-3,087.26

Finding the Fourth Proportional to 4,660.10, 6,430.02 and 3,087.26

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Solution

The fourth proportional to 4,660.10, 6,430.02 and 3,087.26 is: 4,259.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,660.10 : 6,430.02 = 3,087.26 : x
  2. Step 2: Convert to fraction form
    4,660.10/6,430.02 = 3,087.26/x
  3. Step 3: Cross multiply
    4,660.10x = 6,430.02 × 3,087.26
  4. Step 4: Simplify right side
    4,660.10x = 19,851,143.55
  5. Step 5: Solve for x
    x = 19,851,143.55/4,660.10
  6. Step 6: Final answer
    x = 4,259.81

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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.