Home / 8,429.49-11,632.48-4,653.01

Finding the Fourth Proportional to 8,429.49, 11,632.48 and 4,653.01

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Solution

The fourth proportional to 8,429.49, 11,632.48 and 4,653.01 is: 6,421.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,429.49 : 11,632.48 = 4,653.01 : x
  2. Step 2: Convert to fraction form
    8,429.49/11,632.48 = 4,653.01/x
  3. Step 3: Cross multiply
    8,429.49x = 11,632.48 × 4,653.01
  4. Step 4: Simplify right side
    8,429.49x = 54,126,045.76
  5. Step 5: Solve for x
    x = 54,126,045.76/8,429.49
  6. Step 6: Final answer
    x = 6,421.03

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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.