Home / 6,587.23-9,880.11-1,656.87

Finding the Fourth Proportional to 6,587.23, 9,880.11 and 1,656.87

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Solution

The fourth proportional to 6,587.23, 9,880.11 and 1,656.87 is: 2,485.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,587.23 : 9,880.11 = 1,656.87 : x
  2. Step 2: Convert to fraction form
    6,587.23/9,880.11 = 1,656.87/x
  3. Step 3: Cross multiply
    6,587.23x = 9,880.11 × 1,656.87
  4. Step 4: Simplify right side
    6,587.23x = 16,370,025.47
  5. Step 5: Solve for x
    x = 16,370,025.47/6,587.23
  6. Step 6: Final answer
    x = 2,485.12

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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.