Home / 5,632.72-7,768.80-4,303.12

Finding the Fourth Proportional to 5,632.72, 7,768.80 and 4,303.12

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Solution

The fourth proportional to 5,632.72, 7,768.80 and 4,303.12 is: 5,934.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,632.72 : 7,768.80 = 4,303.12 : x
  2. Step 2: Convert to fraction form
    5,632.72/7,768.80 = 4,303.12/x
  3. Step 3: Cross multiply
    5,632.72x = 7,768.80 × 4,303.12
  4. Step 4: Simplify right side
    5,632.72x = 33,430,078.66
  5. Step 5: Solve for x
    x = 33,430,078.66/5,632.72
  6. Step 6: Final answer
    x = 5,934.98

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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.