Home / 4,728.55-6,534.39-3,547.57

Finding the Fourth Proportional to 4,728.55, 6,534.39 and 3,547.57

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Solution

The fourth proportional to 4,728.55, 6,534.39 and 3,547.57 is: 4,902.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,728.55 : 6,534.39 = 3,547.57 : x
  2. Step 2: Convert to fraction form
    4,728.55/6,534.39 = 3,547.57/x
  3. Step 3: Cross multiply
    4,728.55x = 6,534.39 × 3,547.57
  4. Step 4: Simplify right side
    4,728.55x = 23,181,205.93
  5. Step 5: Solve for x
    x = 23,181,205.93/4,728.55
  6. Step 6: Final answer
    x = 4,902.39

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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.