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Finding the Fourth Proportional to 9,557.95, 14,310.99 and 4,931.23

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Solution

The fourth proportional to 9,557.95, 14,310.99 and 4,931.23 is: 7,383.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,557.95 : 14,310.99 = 4,931.23 : x
  2. Step 2: Convert to fraction form
    9,557.95/14,310.99 = 4,931.23/x
  3. Step 3: Cross multiply
    9,557.95x = 14,310.99 × 4,931.23
  4. Step 4: Simplify right side
    9,557.95x = 70,570,783.22
  5. Step 5: Solve for x
    x = 70,570,783.22/9,557.95
  6. Step 6: Final answer
    x = 7,383.46

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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.