Home / 2,124.10-2,929.80-1,495.99

Finding the Fourth Proportional to 2,124.10, 2,929.80 and 1,495.99

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Solution

The fourth proportional to 2,124.10, 2,929.80 and 1,495.99 is: 2,063.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,124.10 : 2,929.80 = 1,495.99 : x
  2. Step 2: Convert to fraction form
    2,124.10/2,929.80 = 1,495.99/x
  3. Step 3: Cross multiply
    2,124.10x = 2,929.80 × 1,495.99
  4. Step 4: Simplify right side
    2,124.10x = 4,382,951.50
  5. Step 5: Solve for x
    x = 4,382,951.50/2,124.10
  6. Step 6: Final answer
    x = 2,063.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.