Home / 1,576.32-2,364.90-1,299.18

Finding the Fourth Proportional to 1,576.32, 2,364.90 and 1,299.18

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Solution

The fourth proportional to 1,576.32, 2,364.90 and 1,299.18 is: 1,949.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,576.32 : 2,364.90 = 1,299.18 : x
  2. Step 2: Convert to fraction form
    1,576.32/2,364.90 = 1,299.18/x
  3. Step 3: Cross multiply
    1,576.32x = 2,364.90 × 1,299.18
  4. Step 4: Simplify right side
    1,576.32x = 3,072,430.78
  5. Step 5: Solve for x
    x = 3,072,430.78/1,576.32
  6. Step 6: Final answer
    x = 1,949.12

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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.