Home / 1,341.04-2,011.56-475.60

Finding the Fourth Proportional to 1,341.04, 2,011.56 and 475.60

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Solution

The fourth proportional to 1,341.04, 2,011.56 and 475.60 is: 713.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341.04 : 2,011.56 = 475.60 : x
  2. Step 2: Convert to fraction form
    1,341.04/2,011.56 = 475.60/x
  3. Step 3: Cross multiply
    1,341.04x = 2,011.56 × 475.60
  4. Step 4: Simplify right side
    1,341.04x = 956,697.94
  5. Step 5: Solve for x
    x = 956,697.94/1,341.04
  6. Step 6: Final answer
    x = 713.40

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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.