Home / 8,853.51-13,288.47-4,474.05

Finding the Fourth Proportional to 8,853.51, 13,288.47 and 4,474.05

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Solution

The fourth proportional to 8,853.51, 13,288.47 and 4,474.05 is: 6,715.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,853.51 : 13,288.47 = 4,474.05 : x
  2. Step 2: Convert to fraction form
    8,853.51/13,288.47 = 4,474.05/x
  3. Step 3: Cross multiply
    8,853.51x = 13,288.47 × 4,474.05
  4. Step 4: Simplify right side
    8,853.51x = 59,453,279.20
  5. Step 5: Solve for x
    x = 59,453,279.20/8,853.51
  6. Step 6: Final answer
    x = 6,715.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.