Home / 7,389.84-10,197.99-5,503.05

Finding the Fourth Proportional to 7,389.84, 10,197.99 and 5,503.05

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Solution

The fourth proportional to 7,389.84, 10,197.99 and 5,503.05 is: 7,594.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,389.84 : 10,197.99 = 5,503.05 : x
  2. Step 2: Convert to fraction form
    7,389.84/10,197.99 = 5,503.05/x
  3. Step 3: Cross multiply
    7,389.84x = 10,197.99 × 5,503.05
  4. Step 4: Simplify right side
    7,389.84x = 56,120,048.87
  5. Step 5: Solve for x
    x = 56,120,048.87/7,389.84
  6. Step 6: Final answer
    x = 7,594.21

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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.