Home / 2,826.18-4,239.53-951.98

Finding the Fourth Proportional to 2,826.18, 4,239.53 and 951.98

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Solution

The fourth proportional to 2,826.18, 4,239.53 and 951.98 is: 1,428.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,826.18 : 4,239.53 = 951.98 : x
  2. Step 2: Convert to fraction form
    2,826.18/4,239.53 = 951.98/x
  3. Step 3: Cross multiply
    2,826.18x = 4,239.53 × 951.98
  4. Step 4: Simplify right side
    2,826.18x = 4,035,921.81
  5. Step 5: Solve for x
    x = 4,035,921.81/2,826.18
  6. Step 6: Final answer
    x = 1,428.05

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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.