Home / 7,514.04-11,259.12-4,740.12

Finding the Fourth Proportional to 7,514.04, 11,259.12 and 4,740.12

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Solution

The fourth proportional to 7,514.04, 11,259.12 and 4,740.12 is: 7,102.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,514.04 : 11,259.12 = 4,740.12 : x
  2. Step 2: Convert to fraction form
    7,514.04/11,259.12 = 4,740.12/x
  3. Step 3: Cross multiply
    7,514.04x = 11,259.12 × 4,740.12
  4. Step 4: Simplify right side
    7,514.04x = 53,369,579.89
  5. Step 5: Solve for x
    x = 53,369,579.89/7,514.04
  6. Step 6: Final answer
    x = 7,102.65

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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.