Home / 8,870.23-13,305.28-2,630.26

Finding the Fourth Proportional to 8,870.23, 13,305.28 and 2,630.26

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Solution

The fourth proportional to 8,870.23, 13,305.28 and 2,630.26 is: 3,945.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,870.23 : 13,305.28 = 2,630.26 : x
  2. Step 2: Convert to fraction form
    8,870.23/13,305.28 = 2,630.26/x
  3. Step 3: Cross multiply
    8,870.23x = 13,305.28 × 2,630.26
  4. Step 4: Simplify right side
    8,870.23x = 34,996,345.77
  5. Step 5: Solve for x
    x = 34,996,345.77/8,870.23
  6. Step 6: Final answer
    x = 3,945.37

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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.