Home / 5,283.29-7,290.73-2,925.38

Finding the Fourth Proportional to 5,283.29, 7,290.73 and 2,925.38

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Solution

The fourth proportional to 5,283.29, 7,290.73 and 2,925.38 is: 4,036.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,283.29 : 7,290.73 = 2,925.38 : x
  2. Step 2: Convert to fraction form
    5,283.29/7,290.73 = 2,925.38/x
  3. Step 3: Cross multiply
    5,283.29x = 7,290.73 × 2,925.38
  4. Step 4: Simplify right side
    5,283.29x = 21,328,155.73
  5. Step 5: Solve for x
    x = 21,328,155.73/5,283.29
  6. Step 6: Final answer
    x = 4,036.91

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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.