Home / 9,037.07-12,462.40-7,046.90

Finding the Fourth Proportional to 9,037.07, 12,462.40 and 7,046.90

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Solution

The fourth proportional to 9,037.07, 12,462.40 and 7,046.90 is: 9,717.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,037.07 : 12,462.40 = 7,046.90 : x
  2. Step 2: Convert to fraction form
    9,037.07/12,462.40 = 7,046.90/x
  3. Step 3: Cross multiply
    9,037.07x = 12,462.40 × 7,046.90
  4. Step 4: Simplify right side
    9,037.07x = 87,821,279.79
  5. Step 5: Solve for x
    x = 87,821,279.79/9,037.07
  6. Step 6: Final answer
    x = 9,717.89

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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.