Home / 10,557.16-14,566.60-6,730.25

Finding the Fourth Proportional to 10,557.16, 14,566.60 and 6,730.25

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Solution

The fourth proportional to 10,557.16, 14,566.60 and 6,730.25 is: 9,286.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,557.16 : 14,566.60 = 6,730.25 : x
  2. Step 2: Convert to fraction form
    10,557.16/14,566.60 = 6,730.25/x
  3. Step 3: Cross multiply
    10,557.16x = 14,566.60 × 6,730.25
  4. Step 4: Simplify right side
    10,557.16x = 98,036,859.65
  5. Step 5: Solve for x
    x = 98,036,859.65/10,557.16
  6. Step 6: Final answer
    x = 9,286.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.