Home / 2,880.26-4,317.48-1,124.18

Finding the Fourth Proportional to 2,880.26, 4,317.48 and 1,124.18

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Solution

The fourth proportional to 2,880.26, 4,317.48 and 1,124.18 is: 1,685.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,880.26 : 4,317.48 = 1,124.18 : x
  2. Step 2: Convert to fraction form
    2,880.26/4,317.48 = 1,124.18/x
  3. Step 3: Cross multiply
    2,880.26x = 4,317.48 × 1,124.18
  4. Step 4: Simplify right side
    2,880.26x = 4,853,624.67
  5. Step 5: Solve for x
    x = 4,853,624.67/2,880.26
  6. Step 6: Final answer
    x = 1,685.13

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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.