Home / 8,457.98-11,672.58-4,681.29

Finding the Fourth Proportional to 8,457.98, 11,672.58 and 4,681.29

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Solution

The fourth proportional to 8,457.98, 11,672.58 and 4,681.29 is: 6,460.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,457.98 : 11,672.58 = 4,681.29 : x
  2. Step 2: Convert to fraction form
    8,457.98/11,672.58 = 4,681.29/x
  3. Step 3: Cross multiply
    8,457.98x = 11,672.58 × 4,681.29
  4. Step 4: Simplify right side
    8,457.98x = 54,642,732.03
  5. Step 5: Solve for x
    x = 54,642,732.03/8,457.98
  6. Step 6: Final answer
    x = 6,460.50

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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.