Home / 11,543.23-15,928.50-7,068.25

Finding the Fourth Proportional to 11,543.23, 15,928.50 and 7,068.25

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Solution

The fourth proportional to 11,543.23, 15,928.50 and 7,068.25 is: 9,753.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,543.23 : 15,928.50 = 7,068.25 : x
  2. Step 2: Convert to fraction form
    11,543.23/15,928.50 = 7,068.25/x
  3. Step 3: Cross multiply
    11,543.23x = 15,928.50 × 7,068.25
  4. Step 4: Simplify right side
    11,543.23x = 112,586,606.81
  5. Step 5: Solve for x
    x = 112,586,606.81/11,543.23
  6. Step 6: Final answer
    x = 9,753.48

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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.