Home / 10,165.19-15,246.57-4,612.64

Finding the Fourth Proportional to 10,165.19, 15,246.57 and 4,612.64

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Solution

The fourth proportional to 10,165.19, 15,246.57 and 4,612.64 is: 6,918.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,165.19 : 15,246.57 = 4,612.64 : x
  2. Step 2: Convert to fraction form
    10,165.19/15,246.57 = 4,612.64/x
  3. Step 3: Cross multiply
    10,165.19x = 15,246.57 × 4,612.64
  4. Step 4: Simplify right side
    10,165.19x = 70,326,938.64
  5. Step 5: Solve for x
    x = 70,326,938.64/10,165.19
  6. Step 6: Final answer
    x = 6,918.41

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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.