Home / 11,298.02-15,579.06-9,505.04

Finding the Fourth Proportional to 11,298.02, 15,579.06 and 9,505.04

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Solution

The fourth proportional to 11,298.02, 15,579.06 and 9,505.04 is: 13,106.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,298.02 : 15,579.06 = 9,505.04 : x
  2. Step 2: Convert to fraction form
    11,298.02/15,579.06 = 9,505.04/x
  3. Step 3: Cross multiply
    11,298.02x = 15,579.06 × 9,505.04
  4. Step 4: Simplify right side
    11,298.02x = 148,079,588.46
  5. Step 5: Solve for x
    x = 148,079,588.46/11,298.02
  6. Step 6: Final answer
    x = 13,106.68

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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.