Home / 7,487.64-10,331.15-4,834.59

Finding the Fourth Proportional to 7,487.64, 10,331.15 and 4,834.59

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Solution

The fourth proportional to 7,487.64, 10,331.15 and 4,834.59 is: 6,670.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,487.64 : 10,331.15 = 4,834.59 : x
  2. Step 2: Convert to fraction form
    7,487.64/10,331.15 = 4,834.59/x
  3. Step 3: Cross multiply
    7,487.64x = 10,331.15 × 4,834.59
  4. Step 4: Simplify right side
    7,487.64x = 49,946,811.56
  5. Step 5: Solve for x
    x = 49,946,811.56/7,487.64
  6. Step 6: Final answer
    x = 6,670.57

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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.