Home / 7,500.09-10,347.84-4,355.67

Finding the Fourth Proportional to 7,500.09, 10,347.84 and 4,355.67

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Solution

The fourth proportional to 7,500.09, 10,347.84 and 4,355.67 is: 6,009.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,500.09 : 10,347.84 = 4,355.67 : x
  2. Step 2: Convert to fraction form
    7,500.09/10,347.84 = 4,355.67/x
  3. Step 3: Cross multiply
    7,500.09x = 10,347.84 × 4,355.67
  4. Step 4: Simplify right side
    7,500.09x = 45,071,776.25
  5. Step 5: Solve for x
    x = 45,071,776.25/7,500.09
  6. Step 6: Final answer
    x = 6,009.50

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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.