Home / 8,852.90-13,269.89-4,690.31

Finding the Fourth Proportional to 8,852.90, 13,269.89 and 4,690.31

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Solution

The fourth proportional to 8,852.90, 13,269.89 and 4,690.31 is: 7,030.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,852.90 : 13,269.89 = 4,690.31 : x
  2. Step 2: Convert to fraction form
    8,852.90/13,269.89 = 4,690.31/x
  3. Step 3: Cross multiply
    8,852.90x = 13,269.89 × 4,690.31
  4. Step 4: Simplify right side
    8,852.90x = 62,239,843.14
  5. Step 5: Solve for x
    x = 62,239,843.14/8,852.90
  6. Step 6: Final answer
    x = 7,030.45

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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.