Home / 9,055.05-12,502.08-5,657.27

Finding the Fourth Proportional to 9,055.05, 12,502.08 and 5,657.27

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Solution

The fourth proportional to 9,055.05, 12,502.08 and 5,657.27 is: 7,810.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,055.05 : 12,502.08 = 5,657.27 : x
  2. Step 2: Convert to fraction form
    9,055.05/12,502.08 = 5,657.27/x
  3. Step 3: Cross multiply
    9,055.05x = 12,502.08 × 5,657.27
  4. Step 4: Simplify right side
    9,055.05x = 70,727,579.61
  5. Step 5: Solve for x
    x = 70,727,579.61/9,055.05
  6. Step 6: Final answer
    x = 7,810.84

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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.