Home / 6,587.16-9,880.62-1,656.80

Finding the Fourth Proportional to 6,587.16, 9,880.62 and 1,656.80

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Solution

The fourth proportional to 6,587.16, 9,880.62 and 1,656.80 is: 2,485.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,587.16 : 9,880.62 = 1,656.80 : x
  2. Step 2: Convert to fraction form
    6,587.16/9,880.62 = 1,656.80/x
  3. Step 3: Cross multiply
    6,587.16x = 9,880.62 × 1,656.80
  4. Step 4: Simplify right side
    6,587.16x = 16,370,192.65
  5. Step 5: Solve for x
    x = 16,370,192.65/6,587.16
  6. Step 6: Final answer
    x = 2,485.17

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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.