Home / 9,132.66-12,602.77-5,099.58

Finding the Fourth Proportional to 9,132.66, 12,602.77 and 5,099.58

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Solution

The fourth proportional to 9,132.66, 12,602.77 and 5,099.58 is: 7,037.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,132.66 : 12,602.77 = 5,099.58 : x
  2. Step 2: Convert to fraction form
    9,132.66/12,602.77 = 5,099.58/x
  3. Step 3: Cross multiply
    9,132.66x = 12,602.77 × 5,099.58
  4. Step 4: Simplify right side
    9,132.66x = 64,268,821.09
  5. Step 5: Solve for x
    x = 64,268,821.09/9,132.66
  6. Step 6: Final answer
    x = 7,037.25

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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.