Home / 9,553.21-14,316.47-8,140.25

Finding the Fourth Proportional to 9,553.21, 14,316.47 and 8,140.25

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Solution

The fourth proportional to 9,553.21, 14,316.47 and 8,140.25 is: 12,199.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,553.21 : 14,316.47 = 8,140.25 : x
  2. Step 2: Convert to fraction form
    9,553.21/14,316.47 = 8,140.25/x
  3. Step 3: Cross multiply
    9,553.21x = 14,316.47 × 8,140.25
  4. Step 4: Simplify right side
    9,553.21x = 116,539,598.95
  5. Step 5: Solve for x
    x = 116,539,598.95/9,553.21
  6. Step 6: Final answer
    x = 12,199.00

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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.