Home / 8,011.49-11,055.08-5,495.76

Finding the Fourth Proportional to 8,011.49, 11,055.08 and 5,495.76

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Solution

The fourth proportional to 8,011.49, 11,055.08 and 5,495.76 is: 7,583.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,011.49 : 11,055.08 = 5,495.76 : x
  2. Step 2: Convert to fraction form
    8,011.49/11,055.08 = 5,495.76/x
  3. Step 3: Cross multiply
    8,011.49x = 11,055.08 × 5,495.76
  4. Step 4: Simplify right side
    8,011.49x = 60,756,080.20
  5. Step 5: Solve for x
    x = 60,756,080.20/8,011.49
  6. Step 6: Final answer
    x = 7,583.62

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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.