Home / 7,317.04-10,988.78-6,730.96

Finding the Fourth Proportional to 7,317.04, 10,988.78 and 6,730.96

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Solution

The fourth proportional to 7,317.04, 10,988.78 and 6,730.96 is: 10,108.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,317.04 : 10,988.78 = 6,730.96 : x
  2. Step 2: Convert to fraction form
    7,317.04/10,988.78 = 6,730.96/x
  3. Step 3: Cross multiply
    7,317.04x = 10,988.78 × 6,730.96
  4. Step 4: Simplify right side
    7,317.04x = 73,965,038.63
  5. Step 5: Solve for x
    x = 73,965,038.63/7,317.04
  6. Step 6: Final answer
    x = 10,108.60

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1.5x scale

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.