Home / 10,457.97-14,424.71-8,875.16

Finding the Fourth Proportional to 10,457.97, 14,424.71 and 8,875.16

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Solution

The fourth proportional to 10,457.97, 14,424.71 and 8,875.16 is: 12,241.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,457.97 : 14,424.71 = 8,875.16 : x
  2. Step 2: Convert to fraction form
    10,457.97/14,424.71 = 8,875.16/x
  3. Step 3: Cross multiply
    10,457.97x = 14,424.71 × 8,875.16
  4. Step 4: Simplify right side
    10,457.97x = 128,021,609.20
  5. Step 5: Solve for x
    x = 128,021,609.20/10,457.97
  6. Step 6: Final answer
    x = 12,241.54

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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.