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Finding the Fourth Proportional to 9,969.95, 14,954.98 and 2,573.90

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Solution

The fourth proportional to 9,969.95, 14,954.98 and 2,573.90 is: 3,860.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,969.95 : 14,954.98 = 2,573.90 : x
  2. Step 2: Convert to fraction form
    9,969.95/14,954.98 = 2,573.90/x
  3. Step 3: Cross multiply
    9,969.95x = 14,954.98 × 2,573.90
  4. Step 4: Simplify right side
    9,969.95x = 38,492,663.63
  5. Step 5: Solve for x
    x = 38,492,663.63/9,969.95
  6. Step 6: Final answer
    x = 3,860.87

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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.