Home / 5,828.51-8,741.47-1,668.50

Finding the Fourth Proportional to 5,828.51, 8,741.47 and 1,668.50

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Solution

The fourth proportional to 5,828.51, 8,741.47 and 1,668.50 is: 2,502.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,828.51 : 8,741.47 = 1,668.50 : x
  2. Step 2: Convert to fraction form
    5,828.51/8,741.47 = 1,668.50/x
  3. Step 3: Cross multiply
    5,828.51x = 8,741.47 × 1,668.50
  4. Step 4: Simplify right side
    5,828.51x = 14,585,130.73
  5. Step 5: Solve for x
    x = 14,585,130.73/5,828.51
  6. Step 6: Final answer
    x = 2,502.38

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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.