Home / 4,818.65-7,228.65-2,045.30

Finding the Fourth Proportional to 4,818.65, 7,228.65 and 2,045.30

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Solution

The fourth proportional to 4,818.65, 7,228.65 and 2,045.30 is: 3,068.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,818.65 : 7,228.65 = 2,045.30 : x
  2. Step 2: Convert to fraction form
    4,818.65/7,228.65 = 2,045.30/x
  3. Step 3: Cross multiply
    4,818.65x = 7,228.65 × 2,045.30
  4. Step 4: Simplify right side
    4,818.65x = 14,784,757.85
  5. Step 5: Solve for x
    x = 14,784,757.85/4,818.65
  6. Step 6: Final answer
    x = 3,068.24

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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.