Home / 4,948.54-7,423.63-1,828.55

Finding the Fourth Proportional to 4,948.54, 7,423.63 and 1,828.55

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Solution

The fourth proportional to 4,948.54, 7,423.63 and 1,828.55 is: 2,743.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,948.54 : 7,423.63 = 1,828.55 : x
  2. Step 2: Convert to fraction form
    4,948.54/7,423.63 = 1,828.55/x
  3. Step 3: Cross multiply
    4,948.54x = 7,423.63 × 1,828.55
  4. Step 4: Simplify right side
    4,948.54x = 13,574,478.64
  5. Step 5: Solve for x
    x = 13,574,478.64/4,948.54
  6. Step 6: Final answer
    x = 2,743.13

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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.