Home / 10,291.04-15,434.12-2,896.16

Finding the Fourth Proportional to 10,291.04, 15,434.12 and 2,896.16

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Solution

The fourth proportional to 10,291.04, 15,434.12 and 2,896.16 is: 4,343.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,291.04 : 15,434.12 = 2,896.16 : x
  2. Step 2: Convert to fraction form
    10,291.04/15,434.12 = 2,896.16/x
  3. Step 3: Cross multiply
    10,291.04x = 15,434.12 × 2,896.16
  4. Step 4: Simplify right side
    10,291.04x = 44,699,680.98
  5. Step 5: Solve for x
    x = 44,699,680.98/10,291.04
  6. Step 6: Final answer
    x = 4,343.55

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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.