Home / 5,030.72-7,544.80-4,214.08

Finding the Fourth Proportional to 5,030.72, 7,544.80 and 4,214.08

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Solution

The fourth proportional to 5,030.72, 7,544.80 and 4,214.08 is: 6,320.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,030.72 : 7,544.80 = 4,214.08 : x
  2. Step 2: Convert to fraction form
    5,030.72/7,544.80 = 4,214.08/x
  3. Step 3: Cross multiply
    5,030.72x = 7,544.80 × 4,214.08
  4. Step 4: Simplify right side
    5,030.72x = 31,794,390.78
  5. Step 5: Solve for x
    x = 31,794,390.78/5,030.72
  6. Step 6: Final answer
    x = 6,320.05

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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.