Home / 1,719.57-2,580.61-624.02

Finding the Fourth Proportional to 1,719.57, 2,580.61 and 624.02

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Solution

The fourth proportional to 1,719.57, 2,580.61 and 624.02 is: 936.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,719.57 : 2,580.61 = 624.02 : x
  2. Step 2: Convert to fraction form
    1,719.57/2,580.61 = 624.02/x
  3. Step 3: Cross multiply
    1,719.57x = 2,580.61 × 624.02
  4. Step 4: Simplify right side
    1,719.57x = 1,610,357.14
  5. Step 5: Solve for x
    x = 1,610,357.14/1,719.57
  6. Step 6: Final answer
    x = 936.49

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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.