Home / 8,881.41-12,273.93-7,285.50

Finding the Fourth Proportional to 8,881.41, 12,273.93 and 7,285.50

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Solution

The fourth proportional to 8,881.41, 12,273.93 and 7,285.50 is: 10,068.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,881.41 : 12,273.93 = 7,285.50 : x
  2. Step 2: Convert to fraction form
    8,881.41/12,273.93 = 7,285.50/x
  3. Step 3: Cross multiply
    8,881.41x = 12,273.93 × 7,285.50
  4. Step 4: Simplify right side
    8,881.41x = 89,421,717.02
  5. Step 5: Solve for x
    x = 89,421,717.02/8,881.41
  6. Step 6: Final answer
    x = 10,068.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.