Home / 7,475.18-10,313.34-4,330.76

Finding the Fourth Proportional to 7,475.18, 10,313.34 and 4,330.76

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Solution

The fourth proportional to 7,475.18, 10,313.34 and 4,330.76 is: 5,975.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,475.18 : 10,313.34 = 4,330.76 : x
  2. Step 2: Convert to fraction form
    7,475.18/10,313.34 = 4,330.76/x
  3. Step 3: Cross multiply
    7,475.18x = 10,313.34 × 4,330.76
  4. Step 4: Simplify right side
    7,475.18x = 44,664,600.34
  5. Step 5: Solve for x
    x = 44,664,600.34/7,475.18
  6. Step 6: Final answer
    x = 5,975.05

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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.