Home / 8,948.43-13,421.07-5,003.63

Finding the Fourth Proportional to 8,948.43, 13,421.07 and 5,003.63

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Solution

The fourth proportional to 8,948.43, 13,421.07 and 5,003.63 is: 7,504.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,948.43 : 13,421.07 = 5,003.63 : x
  2. Step 2: Convert to fraction form
    8,948.43/13,421.07 = 5,003.63/x
  3. Step 3: Cross multiply
    8,948.43x = 13,421.07 × 5,003.63
  4. Step 4: Simplify right side
    8,948.43x = 67,154,068.48
  5. Step 5: Solve for x
    x = 67,154,068.48/8,948.43
  6. Step 6: Final answer
    x = 7,504.56

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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.