Home / 7,666.72-10,569.36-6,483.04

Finding the Fourth Proportional to 7,666.72, 10,569.36 and 6,483.04

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Solution

The fourth proportional to 7,666.72, 10,569.36 and 6,483.04 is: 8,937.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,666.72 : 10,569.36 = 6,483.04 : x
  2. Step 2: Convert to fraction form
    7,666.72/10,569.36 = 6,483.04/x
  3. Step 3: Cross multiply
    7,666.72x = 10,569.36 × 6,483.04
  4. Step 4: Simplify right side
    7,666.72x = 68,521,583.65
  5. Step 5: Solve for x
    x = 68,521,583.65/7,666.72
  6. Step 6: Final answer
    x = 8,937.54

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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.