Home / 4,323.85-6,485.13-1,203.53

Finding the Fourth Proportional to 4,323.85, 6,485.13 and 1,203.53

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Solution

The fourth proportional to 4,323.85, 6,485.13 and 1,203.53 is: 1,805.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,323.85 : 6,485.13 = 1,203.53 : x
  2. Step 2: Convert to fraction form
    4,323.85/6,485.13 = 1,203.53/x
  3. Step 3: Cross multiply
    4,323.85x = 6,485.13 × 1,203.53
  4. Step 4: Simplify right side
    4,323.85x = 7,805,048.51
  5. Step 5: Solve for x
    x = 7,805,048.51/4,323.85
  6. Step 6: Final answer
    x = 1,805.12

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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.