Home / 9,553.85-14,330.77-2,980.55

Finding the Fourth Proportional to 9,553.85, 14,330.77 and 2,980.55

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Solution

The fourth proportional to 9,553.85, 14,330.77 and 2,980.55 is: 4,470.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,553.85 : 14,330.77 = 2,980.55 : x
  2. Step 2: Convert to fraction form
    9,553.85/14,330.77 = 2,980.55/x
  3. Step 3: Cross multiply
    9,553.85x = 14,330.77 × 2,980.55
  4. Step 4: Simplify right side
    9,553.85x = 42,713,541.05
  5. Step 5: Solve for x
    x = 42,713,541.05/9,553.85
  6. Step 6: Final answer
    x = 4,470.82

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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.