Home / 8,889.77-13,314.47-6,269.01

Finding the Fourth Proportional to 8,889.77, 13,314.47 and 6,269.01

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Solution

The fourth proportional to 8,889.77, 13,314.47 and 6,269.01 is: 9,389.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,889.77 : 13,314.47 = 6,269.01 : x
  2. Step 2: Convert to fraction form
    8,889.77/13,314.47 = 6,269.01/x
  3. Step 3: Cross multiply
    8,889.77x = 13,314.47 × 6,269.01
  4. Step 4: Simplify right side
    8,889.77x = 83,468,514.23
  5. Step 5: Solve for x
    x = 83,468,514.23/8,889.77
  6. Step 6: Final answer
    x = 9,389.28

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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.