Home / 6,150.85-8,488.53-4,656.40

Finding the Fourth Proportional to 6,150.85, 8,488.53 and 4,656.40

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Solution

The fourth proportional to 6,150.85, 8,488.53 and 4,656.40 is: 6,426.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,150.85 : 8,488.53 = 4,656.40 : x
  2. Step 2: Convert to fraction form
    6,150.85/8,488.53 = 4,656.40/x
  3. Step 3: Cross multiply
    6,150.85x = 8,488.53 × 4,656.40
  4. Step 4: Simplify right side
    6,150.85x = 39,525,991.09
  5. Step 5: Solve for x
    x = 39,525,991.09/6,150.85
  6. Step 6: Final answer
    x = 6,426.10

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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.