Home / 4,338.47-6,506.53-1,218.29

Finding the Fourth Proportional to 4,338.47, 6,506.53 and 1,218.29

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Solution

The fourth proportional to 4,338.47, 6,506.53 and 1,218.29 is: 1,827.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,338.47 : 6,506.53 = 1,218.29 : x
  2. Step 2: Convert to fraction form
    4,338.47/6,506.53 = 1,218.29/x
  3. Step 3: Cross multiply
    4,338.47x = 6,506.53 × 1,218.29
  4. Step 4: Simplify right side
    4,338.47x = 7,926,804.86
  5. Step 5: Solve for x
    x = 7,926,804.86/4,338.47
  6. Step 6: Final answer
    x = 1,827.10

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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.