Home / 2,946.48-4,063.88-1,828.08

Finding the Fourth Proportional to 2,946.48, 4,063.88 and 1,828.08

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Solution

The fourth proportional to 2,946.48, 4,063.88 and 1,828.08 is: 2,521.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,946.48 : 4,063.88 = 1,828.08 : x
  2. Step 2: Convert to fraction form
    2,946.48/4,063.88 = 1,828.08/x
  3. Step 3: Cross multiply
    2,946.48x = 4,063.88 × 1,828.08
  4. Step 4: Simplify right side
    2,946.48x = 7,429,088.61
  5. Step 5: Solve for x
    x = 7,429,088.61/2,946.48
  6. Step 6: Final answer
    x = 2,521.34

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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.