Home / 5,303.55-7,317.72-3,207.63

Finding the Fourth Proportional to 5,303.55, 7,317.72 and 3,207.63

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Solution

The fourth proportional to 5,303.55, 7,317.72 and 3,207.63 is: 4,425.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,303.55 : 7,317.72 = 3,207.63 : x
  2. Step 2: Convert to fraction form
    5,303.55/7,317.72 = 3,207.63/x
  3. Step 3: Cross multiply
    5,303.55x = 7,317.72 × 3,207.63
  4. Step 4: Simplify right side
    5,303.55x = 23,472,538.20
  5. Step 5: Solve for x
    x = 23,472,538.20/5,303.55
  6. Step 6: Final answer
    x = 4,425.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.