Home / 4,130.87-6,190.83-3,030.08

Finding the Fourth Proportional to 4,130.87, 6,190.83 and 3,030.08

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Solution

The fourth proportional to 4,130.87, 6,190.83 and 3,030.08 is: 4,541.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,130.87 : 6,190.83 = 3,030.08 : x
  2. Step 2: Convert to fraction form
    4,130.87/6,190.83 = 3,030.08/x
  3. Step 3: Cross multiply
    4,130.87x = 6,190.83 × 3,030.08
  4. Step 4: Simplify right side
    4,130.87x = 18,758,702.26
  5. Step 5: Solve for x
    x = 18,758,702.26/4,130.87
  6. Step 6: Final answer
    x = 4,541.10

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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.