Home / 5,037.80-7,554.73-1,916.15

Finding the Fourth Proportional to 5,037.80, 7,554.73 and 1,916.15

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Solution

The fourth proportional to 5,037.80, 7,554.73 and 1,916.15 is: 2,873.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,037.80 : 7,554.73 = 1,916.15 : x
  2. Step 2: Convert to fraction form
    5,037.80/7,554.73 = 1,916.15/x
  3. Step 3: Cross multiply
    5,037.80x = 7,554.73 × 1,916.15
  4. Step 4: Simplify right side
    5,037.80x = 14,475,995.89
  5. Step 5: Solve for x
    x = 14,475,995.89/5,037.80
  6. Step 6: Final answer
    x = 2,873.48

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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.