Home / 7,339.20-10,127.34-4,355.16

Finding the Fourth Proportional to 7,339.20, 10,127.34 and 4,355.16

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Solution

The fourth proportional to 7,339.20, 10,127.34 and 4,355.16 is: 6,009.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,339.20 : 10,127.34 = 4,355.16 : x
  2. Step 2: Convert to fraction form
    7,339.20/10,127.34 = 4,355.16/x
  3. Step 3: Cross multiply
    7,339.20x = 10,127.34 × 4,355.16
  4. Step 4: Simplify right side
    7,339.20x = 44,106,186.07
  5. Step 5: Solve for x
    x = 44,106,186.07/7,339.20
  6. Step 6: Final answer
    x = 6,009.67

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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.