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Finding the Fourth Proportional to 6,603.83, 9,841.42 and 6,403.58

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Solution

The fourth proportional to 6,603.83, 9,841.42 and 6,403.58 is: 9,543.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,603.83 : 9,841.42 = 6,403.58 : x
  2. Step 2: Convert to fraction form
    6,603.83/9,841.42 = 6,403.58/x
  3. Step 3: Cross multiply
    6,603.83x = 9,841.42 × 6,403.58
  4. Step 4: Simplify right side
    6,603.83x = 63,020,361.68
  5. Step 5: Solve for x
    x = 63,020,361.68/6,603.83
  6. Step 6: Final answer
    x = 9,543.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.