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Finding the Fourth Proportional to 6,483.19, 9,725.47 and 1,803.21

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Solution

The fourth proportional to 6,483.19, 9,725.47 and 1,803.21 is: 2,705.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,483.19 : 9,725.47 = 1,803.21 : x
  2. Step 2: Convert to fraction form
    6,483.19/9,725.47 = 1,803.21/x
  3. Step 3: Cross multiply
    6,483.19x = 9,725.47 × 1,803.21
  4. Step 4: Simplify right side
    6,483.19x = 17,537,061.28
  5. Step 5: Solve for x
    x = 17,537,061.28/6,483.19
  6. Step 6: Final answer
    x = 2,705.01

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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.