Home / 3,477.07-4,798.16-1,904.89

Finding the Fourth Proportional to 3,477.07, 4,798.16 and 1,904.89

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Solution

The fourth proportional to 3,477.07, 4,798.16 and 1,904.89 is: 2,628.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,477.07 : 4,798.16 = 1,904.89 : x
  2. Step 2: Convert to fraction form
    3,477.07/4,798.16 = 1,904.89/x
  3. Step 3: Cross multiply
    3,477.07x = 4,798.16 × 1,904.89
  4. Step 4: Simplify right side
    3,477.07x = 9,139,957.48
  5. Step 5: Solve for x
    x = 9,139,957.48/3,477.07
  6. Step 6: Final answer
    x = 2,628.64

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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.