Home / 13,071.73-19,607.57-3,711.83

Finding the Fourth Proportional to 13,071.73, 19,607.57 and 3,711.83

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Solution

The fourth proportional to 13,071.73, 19,607.57 and 3,711.83 is: 5,567.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,071.73 : 19,607.57 = 3,711.83 : x
  2. Step 2: Convert to fraction form
    13,071.73/19,607.57 = 3,711.83/x
  3. Step 3: Cross multiply
    13,071.73x = 19,607.57 × 3,711.83
  4. Step 4: Simplify right side
    13,071.73x = 72,779,947.99
  5. Step 5: Solve for x
    x = 72,779,947.99/13,071.73
  6. Step 6: Final answer
    x = 5,567.74

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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.