Home / 4,160.80-5,730.24-4,070.08

Finding the Fourth Proportional to 4,160.80, 5,730.24 and 4,070.08

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Solution

The fourth proportional to 4,160.80, 5,730.24 and 4,070.08 is: 5,605.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,160.80 : 5,730.24 = 4,070.08 : x
  2. Step 2: Convert to fraction form
    4,160.80/5,730.24 = 4,070.08/x
  3. Step 3: Cross multiply
    4,160.80x = 5,730.24 × 4,070.08
  4. Step 4: Simplify right side
    4,160.80x = 23,322,535.22
  5. Step 5: Solve for x
    x = 23,322,535.22/4,160.80
  6. Step 6: Final answer
    x = 5,605.30

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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.