Home / 7,670.08-10,585.70-4,685.28

Finding the Fourth Proportional to 7,670.08, 10,585.70 and 4,685.28

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Solution

The fourth proportional to 7,670.08, 10,585.70 and 4,685.28 is: 6,466.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,670.08 : 10,585.70 = 4,685.28 : x
  2. Step 2: Convert to fraction form
    7,670.08/10,585.70 = 4,685.28/x
  3. Step 3: Cross multiply
    7,670.08x = 10,585.70 × 4,685.28
  4. Step 4: Simplify right side
    7,670.08x = 49,596,968.50
  5. Step 5: Solve for x
    x = 49,596,968.50/7,670.08
  6. Step 6: Final answer
    x = 6,466.29

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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.