Home / 4,192.49-6,289.74-1,560.08

Finding the Fourth Proportional to 4,192.49, 6,289.74 and 1,560.08

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Solution

The fourth proportional to 4,192.49, 6,289.74 and 1,560.08 is: 2,340.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,192.49 : 6,289.74 = 1,560.08 : x
  2. Step 2: Convert to fraction form
    4,192.49/6,289.74 = 1,560.08/x
  3. Step 3: Cross multiply
    4,192.49x = 6,289.74 × 1,560.08
  4. Step 4: Simplify right side
    4,192.49x = 9,812,466.13
  5. Step 5: Solve for x
    x = 9,812,466.13/4,192.49
  6. Step 6: Final answer
    x = 2,340.49

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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.