Home / 9,803.18-14,702.34-2,877.68

Finding the Fourth Proportional to 9,803.18, 14,702.34 and 2,877.68

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Solution

The fourth proportional to 9,803.18, 14,702.34 and 2,877.68 is: 4,315.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,803.18 : 14,702.34 = 2,877.68 : x
  2. Step 2: Convert to fraction form
    9,803.18/14,702.34 = 2,877.68/x
  3. Step 3: Cross multiply
    9,803.18x = 14,702.34 × 2,877.68
  4. Step 4: Simplify right side
    9,803.18x = 42,308,629.77
  5. Step 5: Solve for x
    x = 42,308,629.77/9,803.18
  6. Step 6: Final answer
    x = 4,315.81

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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.