Home / 12,746.46-19,112.34-4,946.16

Finding the Fourth Proportional to 12,746.46, 19,112.34 and 4,946.16

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Solution

The fourth proportional to 12,746.46, 19,112.34 and 4,946.16 is: 7,416.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,746.46 : 19,112.34 = 4,946.16 : x
  2. Step 2: Convert to fraction form
    12,746.46/19,112.34 = 4,946.16/x
  3. Step 3: Cross multiply
    12,746.46x = 19,112.34 × 4,946.16
  4. Step 4: Simplify right side
    12,746.46x = 94,532,691.61
  5. Step 5: Solve for x
    x = 94,532,691.61/12,746.46
  6. Step 6: Final answer
    x = 7,416.39

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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.