Home / 3,547.23-5,325.55-3,030.55

Finding the Fourth Proportional to 3,547.23, 5,325.55 and 3,030.55

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Solution

The fourth proportional to 3,547.23, 5,325.55 and 3,030.55 is: 4,549.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,547.23 : 5,325.55 = 3,030.55 : x
  2. Step 2: Convert to fraction form
    3,547.23/5,325.55 = 3,030.55/x
  3. Step 3: Cross multiply
    3,547.23x = 5,325.55 × 3,030.55
  4. Step 4: Simplify right side
    3,547.23x = 16,139,324.66
  5. Step 5: Solve for x
    x = 16,139,324.66/3,547.23
  6. Step 6: Final answer
    x = 4,549.84

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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.