Home / 7,430.12-11,133.38-6,036.68

Finding the Fourth Proportional to 7,430.12, 11,133.38 and 6,036.68

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Solution

The fourth proportional to 7,430.12, 11,133.38 and 6,036.68 is: 9,045.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,430.12 : 11,133.38 = 6,036.68 : x
  2. Step 2: Convert to fraction form
    7,430.12/11,133.38 = 6,036.68/x
  3. Step 3: Cross multiply
    7,430.12x = 11,133.38 × 6,036.68
  4. Step 4: Simplify right side
    7,430.12x = 67,208,652.38
  5. Step 5: Solve for x
    x = 67,208,652.38/7,430.12
  6. Step 6: Final answer
    x = 9,045.43

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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.