Home / 9,405.18-14,108.47-3,165.17

Finding the Fourth Proportional to 9,405.18, 14,108.47 and 3,165.17

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Solution

The fourth proportional to 9,405.18, 14,108.47 and 3,165.17 is: 4,747.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,405.18 : 14,108.47 = 3,165.17 : x
  2. Step 2: Convert to fraction form
    9,405.18/14,108.47 = 3,165.17/x
  3. Step 3: Cross multiply
    9,405.18x = 14,108.47 × 3,165.17
  4. Step 4: Simplify right side
    9,405.18x = 44,655,627.53
  5. Step 5: Solve for x
    x = 44,655,627.53/9,405.18
  6. Step 6: Final answer
    x = 4,747.98

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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.