Home / 4,890.48-7,340.13-3,045.18

Finding the Fourth Proportional to 4,890.48, 7,340.13 and 3,045.18

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Solution

The fourth proportional to 4,890.48, 7,340.13 and 3,045.18 is: 4,570.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,890.48 : 7,340.13 = 3,045.18 : x
  2. Step 2: Convert to fraction form
    4,890.48/7,340.13 = 3,045.18/x
  3. Step 3: Cross multiply
    4,890.48x = 7,340.13 × 3,045.18
  4. Step 4: Simplify right side
    4,890.48x = 22,352,017.07
  5. Step 5: Solve for x
    x = 22,352,017.07/4,890.48
  6. Step 6: Final answer
    x = 4,570.52

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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.