Home / 10,292.04-14,190.04-8,401.70

Finding the Fourth Proportional to 10,292.04, 14,190.04 and 8,401.70

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Solution

The fourth proportional to 10,292.04, 14,190.04 and 8,401.70 is: 11,583.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,292.04 : 14,190.04 = 8,401.70 : x
  2. Step 2: Convert to fraction form
    10,292.04/14,190.04 = 8,401.70/x
  3. Step 3: Cross multiply
    10,292.04x = 14,190.04 × 8,401.70
  4. Step 4: Simplify right side
    10,292.04x = 119,220,459.07
  5. Step 5: Solve for x
    x = 119,220,459.07/10,292.04
  6. Step 6: Final answer
    x = 11,583.75

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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.