Home / 11,595.78-17,400.81-4,574.58

Finding the Fourth Proportional to 11,595.78, 17,400.81 and 4,574.58

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Solution

The fourth proportional to 11,595.78, 17,400.81 and 4,574.58 is: 6,864.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,595.78 : 17,400.81 = 4,574.58 : x
  2. Step 2: Convert to fraction form
    11,595.78/17,400.81 = 4,574.58/x
  3. Step 3: Cross multiply
    11,595.78x = 17,400.81 × 4,574.58
  4. Step 4: Simplify right side
    11,595.78x = 79,601,397.41
  5. Step 5: Solve for x
    x = 79,601,397.41/11,595.78
  6. Step 6: Final answer
    x = 6,864.69

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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.