Home / 3,485.84-4,810.26-1,973.36

Finding the Fourth Proportional to 3,485.84, 4,810.26 and 1,973.36

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Solution

The fourth proportional to 3,485.84, 4,810.26 and 1,973.36 is: 2,723.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,485.84 : 4,810.26 = 1,973.36 : x
  2. Step 2: Convert to fraction form
    3,485.84/4,810.26 = 1,973.36/x
  3. Step 3: Cross multiply
    3,485.84x = 4,810.26 × 1,973.36
  4. Step 4: Simplify right side
    3,485.84x = 9,492,374.67
  5. Step 5: Solve for x
    x = 9,492,374.67/3,485.84
  6. Step 6: Final answer
    x = 2,723.12

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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.