Home / 4,374.48-6,561.60-1,087.54

Finding the Fourth Proportional to 4,374.48, 6,561.60 and 1,087.54

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Solution

The fourth proportional to 4,374.48, 6,561.60 and 1,087.54 is: 1,631.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,374.48 : 6,561.60 = 1,087.54 : x
  2. Step 2: Convert to fraction form
    4,374.48/6,561.60 = 1,087.54/x
  3. Step 3: Cross multiply
    4,374.48x = 6,561.60 × 1,087.54
  4. Step 4: Simplify right side
    4,374.48x = 7,136,002.46
  5. Step 5: Solve for x
    x = 7,136,002.46/4,374.48
  6. Step 6: Final answer
    x = 1,631.28

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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.