Home / 10,356.38-14,292.57-5,880.32

Finding the Fourth Proportional to 10,356.38, 14,292.57 and 5,880.32

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Solution

The fourth proportional to 10,356.38, 14,292.57 and 5,880.32 is: 8,115.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,356.38 : 14,292.57 = 5,880.32 : x
  2. Step 2: Convert to fraction form
    10,356.38/14,292.57 = 5,880.32/x
  3. Step 3: Cross multiply
    10,356.38x = 14,292.57 × 5,880.32
  4. Step 4: Simplify right side
    10,356.38x = 84,044,813.76
  5. Step 5: Solve for x
    x = 84,044,813.76/10,356.38
  6. Step 6: Final answer
    x = 8,115.27

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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.