Home / 4,342.53-6,513.74-1,055.65

Finding the Fourth Proportional to 4,342.53, 6,513.74 and 1,055.65

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Solution

The fourth proportional to 4,342.53, 6,513.74 and 1,055.65 is: 1,583.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,342.53 : 6,513.74 = 1,055.65 : x
  2. Step 2: Convert to fraction form
    4,342.53/6,513.74 = 1,055.65/x
  3. Step 3: Cross multiply
    4,342.53x = 6,513.74 × 1,055.65
  4. Step 4: Simplify right side
    4,342.53x = 6,876,227.21
  5. Step 5: Solve for x
    x = 6,876,227.21/4,342.53
  6. Step 6: Final answer
    x = 1,583.46

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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.