Home / 9,101.04-12,558.96-5,122.32

Finding the Fourth Proportional to 9,101.04, 12,558.96 and 5,122.32

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Solution

The fourth proportional to 9,101.04, 12,558.96 and 5,122.32 is: 7,068.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,101.04 : 12,558.96 = 5,122.32 : x
  2. Step 2: Convert to fraction form
    9,101.04/12,558.96 = 5,122.32/x
  3. Step 3: Cross multiply
    9,101.04x = 12,558.96 × 5,122.32
  4. Step 4: Simplify right side
    9,101.04x = 64,331,011.99
  5. Step 5: Solve for x
    x = 64,331,011.99/9,101.04
  6. Step 6: Final answer
    x = 7,068.53

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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.