Home / 8,577.23-12,870.79-4,628.48

Finding the Fourth Proportional to 8,577.23, 12,870.79 and 4,628.48

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Solution

The fourth proportional to 8,577.23, 12,870.79 and 4,628.48 is: 6,945.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,577.23 : 12,870.79 = 4,628.48 : x
  2. Step 2: Convert to fraction form
    8,577.23/12,870.79 = 4,628.48/x
  3. Step 3: Cross multiply
    8,577.23x = 12,870.79 × 4,628.48
  4. Step 4: Simplify right side
    8,577.23x = 59,572,214.70
  5. Step 5: Solve for x
    x = 59,572,214.70/8,577.23
  6. Step 6: Final answer
    x = 6,945.39

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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.