Home / 3,510.69-4,830.23-2,666.49

Finding the Fourth Proportional to 3,510.69, 4,830.23 and 2,666.49

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Solution

The fourth proportional to 3,510.69, 4,830.23 and 2,666.49 is: 3,668.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,510.69 : 4,830.23 = 2,666.49 : x
  2. Step 2: Convert to fraction form
    3,510.69/4,830.23 = 2,666.49/x
  3. Step 3: Cross multiply
    3,510.69x = 4,830.23 × 2,666.49
  4. Step 4: Simplify right side
    3,510.69x = 12,879,746.66
  5. Step 5: Solve for x
    x = 12,879,746.66/3,510.69
  6. Step 6: Final answer
    x = 3,668.72

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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.