Home / 6,280.32-9,420.32-2,580.10

Finding the Fourth Proportional to 6,280.32, 9,420.32 and 2,580.10

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Solution

The fourth proportional to 6,280.32, 9,420.32 and 2,580.10 is: 3,870.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,280.32 : 9,420.32 = 2,580.10 : x
  2. Step 2: Convert to fraction form
    6,280.32/9,420.32 = 2,580.10/x
  3. Step 3: Cross multiply
    6,280.32x = 9,420.32 × 2,580.10
  4. Step 4: Simplify right side
    6,280.32x = 24,305,367.63
  5. Step 5: Solve for x
    x = 24,305,367.63/6,280.32
  6. Step 6: Final answer
    x = 3,870.08

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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.