Home / 7,438.36-10,265.75-4,752.05

Finding the Fourth Proportional to 7,438.36, 10,265.75 and 4,752.05

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Solution

The fourth proportional to 7,438.36, 10,265.75 and 4,752.05 is: 6,558.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,438.36 : 10,265.75 = 4,752.05 : x
  2. Step 2: Convert to fraction form
    7,438.36/10,265.75 = 4,752.05/x
  3. Step 3: Cross multiply
    7,438.36x = 10,265.75 × 4,752.05
  4. Step 4: Simplify right side
    7,438.36x = 48,783,333.53
  5. Step 5: Solve for x
    x = 48,783,333.53/7,438.36
  6. Step 6: Final answer
    x = 6,558.35

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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.