Home / 10,358.84-14,295.24-5,643.08

Finding the Fourth Proportional to 10,358.84, 14,295.24 and 5,643.08

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Solution

The fourth proportional to 10,358.84, 14,295.24 and 5,643.08 is: 7,787.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,358.84 : 14,295.24 = 5,643.08 : x
  2. Step 2: Convert to fraction form
    10,358.84/14,295.24 = 5,643.08/x
  3. Step 3: Cross multiply
    10,358.84x = 14,295.24 × 5,643.08
  4. Step 4: Simplify right side
    10,358.84x = 80,669,182.94
  5. Step 5: Solve for x
    x = 80,669,182.94/10,358.84
  6. Step 6: Final answer
    x = 7,787.47

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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.