Home / 12,713.96-19,070.93-4,922.77

Finding the Fourth Proportional to 12,713.96, 19,070.93 and 4,922.77

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Solution

The fourth proportional to 12,713.96, 19,070.93 and 4,922.77 is: 7,384.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,713.96 : 19,070.93 = 4,922.77 : x
  2. Step 2: Convert to fraction form
    12,713.96/19,070.93 = 4,922.77/x
  3. Step 3: Cross multiply
    12,713.96x = 19,070.93 × 4,922.77
  4. Step 4: Simplify right side
    12,713.96x = 93,881,766.71
  5. Step 5: Solve for x
    x = 93,881,766.71/12,713.96
  6. Step 6: Final answer
    x = 7,384.15

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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.