Home / 10,798.02-14,899.68-6,320.07

Finding the Fourth Proportional to 10,798.02, 14,899.68 and 6,320.07

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Solution

The fourth proportional to 10,798.02, 14,899.68 and 6,320.07 is: 8,720.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,798.02 : 14,899.68 = 6,320.07 : x
  2. Step 2: Convert to fraction form
    10,798.02/14,899.68 = 6,320.07/x
  3. Step 3: Cross multiply
    10,798.02x = 14,899.68 × 6,320.07
  4. Step 4: Simplify right side
    10,798.02x = 94,167,020.58
  5. Step 5: Solve for x
    x = 94,167,020.58/10,798.02
  6. Step 6: Final answer
    x = 8,720.77

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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.