Home / 2,507.04-3,455.46-1,916.28

Finding the Fourth Proportional to 2,507.04, 3,455.46 and 1,916.28

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Solution

The fourth proportional to 2,507.04, 3,455.46 and 1,916.28 is: 2,641.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,507.04 : 3,455.46 = 1,916.28 : x
  2. Step 2: Convert to fraction form
    2,507.04/3,455.46 = 1,916.28/x
  3. Step 3: Cross multiply
    2,507.04x = 3,455.46 × 1,916.28
  4. Step 4: Simplify right side
    2,507.04x = 6,621,628.89
  5. Step 5: Solve for x
    x = 6,621,628.89/2,507.04
  6. Step 6: Final answer
    x = 2,641.21

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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.