Home / 7,347.32-11,011.86-2,962.40

Finding the Fourth Proportional to 7,347.32, 11,011.86 and 2,962.40

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Solution

The fourth proportional to 7,347.32, 11,011.86 and 2,962.40 is: 4,439.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,347.32 : 11,011.86 = 2,962.40 : x
  2. Step 2: Convert to fraction form
    7,347.32/11,011.86 = 2,962.40/x
  3. Step 3: Cross multiply
    7,347.32x = 11,011.86 × 2,962.40
  4. Step 4: Simplify right side
    7,347.32x = 32,621,534.06
  5. Step 5: Solve for x
    x = 32,621,534.06/7,347.32
  6. Step 6: Final answer
    x = 4,439.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.