Home / 3,700.08-5,109.48-3,477.60

Finding the Fourth Proportional to 3,700.08, 5,109.48 and 3,477.60

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Solution

The fourth proportional to 3,700.08, 5,109.48 and 3,477.60 is: 4,802.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,700.08 : 5,109.48 = 3,477.60 : x
  2. Step 2: Convert to fraction form
    3,700.08/5,109.48 = 3,477.60/x
  3. Step 3: Cross multiply
    3,700.08x = 5,109.48 × 3,477.60
  4. Step 4: Simplify right side
    3,700.08x = 17,768,727.65
  5. Step 5: Solve for x
    x = 17,768,727.65/3,700.08
  6. Step 6: Final answer
    x = 4,802.25

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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.