Home / 7,028.40-9,707.36-4,666.44

Finding the Fourth Proportional to 7,028.40, 9,707.36 and 4,666.44

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Solution

The fourth proportional to 7,028.40, 9,707.36 and 4,666.44 is: 6,445.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,028.40 : 9,707.36 = 4,666.44 : x
  2. Step 2: Convert to fraction form
    7,028.40/9,707.36 = 4,666.44/x
  3. Step 3: Cross multiply
    7,028.40x = 9,707.36 × 4,666.44
  4. Step 4: Simplify right side
    7,028.40x = 45,298,813.00
  5. Step 5: Solve for x
    x = 45,298,813.00/7,028.40
  6. Step 6: Final answer
    x = 6,445.11

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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.