Home / 10,466.04-15,685.68-4,907.12

Finding the Fourth Proportional to 10,466.04, 15,685.68 and 4,907.12

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Solution

The fourth proportional to 10,466.04, 15,685.68 and 4,907.12 is: 7,354.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,466.04 : 15,685.68 = 4,907.12 : x
  2. Step 2: Convert to fraction form
    10,466.04/15,685.68 = 4,907.12/x
  3. Step 3: Cross multiply
    10,466.04x = 15,685.68 × 4,907.12
  4. Step 4: Simplify right side
    10,466.04x = 76,971,514.04
  5. Step 5: Solve for x
    x = 76,971,514.04/10,466.04
  6. Step 6: Final answer
    x = 7,354.41

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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.