Home / 9,493.90-14,242.20-2,920.62

Finding the Fourth Proportional to 9,493.90, 14,242.20 and 2,920.62

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Solution

The fourth proportional to 9,493.90, 14,242.20 and 2,920.62 is: 4,381.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,493.90 : 14,242.20 = 2,920.62 : x
  2. Step 2: Convert to fraction form
    9,493.90/14,242.20 = 2,920.62/x
  3. Step 3: Cross multiply
    9,493.90x = 14,242.20 × 2,920.62
  4. Step 4: Simplify right side
    9,493.90x = 41,596,054.16
  5. Step 5: Solve for x
    x = 41,596,054.16/9,493.90
  6. Step 6: Final answer
    x = 4,381.35

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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.