Home / 7,459.86-10,289.25-4,628.88

Finding the Fourth Proportional to 7,459.86, 10,289.25 and 4,628.88

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Solution

The fourth proportional to 7,459.86, 10,289.25 and 4,628.88 is: 6,384.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,459.86 : 10,289.25 = 4,628.88 : x
  2. Step 2: Convert to fraction form
    7,459.86/10,289.25 = 4,628.88/x
  3. Step 3: Cross multiply
    7,459.86x = 10,289.25 × 4,628.88
  4. Step 4: Simplify right side
    7,459.86x = 47,627,703.54
  5. Step 5: Solve for x
    x = 47,627,703.54/7,459.86
  6. Step 6: Final answer
    x = 6,384.53

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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.