Home / 3,038.43-4,192.93-1,712.10

Finding the Fourth Proportional to 3,038.43, 4,192.93 and 1,712.10

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Solution

The fourth proportional to 3,038.43, 4,192.93 and 1,712.10 is: 2,362.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,038.43 : 4,192.93 = 1,712.10 : x
  2. Step 2: Convert to fraction form
    3,038.43/4,192.93 = 1,712.10/x
  3. Step 3: Cross multiply
    3,038.43x = 4,192.93 × 1,712.10
  4. Step 4: Simplify right side
    3,038.43x = 7,178,715.45
  5. Step 5: Solve for x
    x = 7,178,715.45/3,038.43
  6. Step 6: Final answer
    x = 2,362.64

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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.