Home / 9,416.55-12,994.85-5,224.80

Finding the Fourth Proportional to 9,416.55, 12,994.85 and 5,224.80

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Solution

The fourth proportional to 9,416.55, 12,994.85 and 5,224.80 is: 7,210.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,416.55 : 12,994.85 = 5,224.80 : x
  2. Step 2: Convert to fraction form
    9,416.55/12,994.85 = 5,224.80/x
  3. Step 3: Cross multiply
    9,416.55x = 12,994.85 × 5,224.80
  4. Step 4: Simplify right side
    9,416.55x = 67,895,492.28
  5. Step 5: Solve for x
    x = 67,895,492.28/9,416.55
  6. Step 6: Final answer
    x = 7,210.23

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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.