Home / 2,280.24-3,148.09-1,495.65

Finding the Fourth Proportional to 2,280.24, 3,148.09 and 1,495.65

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Solution

The fourth proportional to 2,280.24, 3,148.09 and 1,495.65 is: 2,064.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,280.24 : 3,148.09 = 1,495.65 : x
  2. Step 2: Convert to fraction form
    2,280.24/3,148.09 = 1,495.65/x
  3. Step 3: Cross multiply
    2,280.24x = 3,148.09 × 1,495.65
  4. Step 4: Simplify right side
    2,280.24x = 4,708,440.81
  5. Step 5: Solve for x
    x = 4,708,440.81/2,280.24
  6. Step 6: Final answer
    x = 2,064.89

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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.