Home / 7,289.40-10,043.52-6,090.24

Finding the Fourth Proportional to 7,289.40, 10,043.52 and 6,090.24

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Solution

The fourth proportional to 7,289.40, 10,043.52 and 6,090.24 is: 8,391.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,289.40 : 10,043.52 = 6,090.24 : x
  2. Step 2: Convert to fraction form
    7,289.40/10,043.52 = 6,090.24/x
  3. Step 3: Cross multiply
    7,289.40x = 10,043.52 × 6,090.24
  4. Step 4: Simplify right side
    7,289.40x = 61,167,447.24
  5. Step 5: Solve for x
    x = 61,167,447.24/7,289.40
  6. Step 6: Final answer
    x = 8,391.29

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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.