Home / 10,285.28-14,193.74-5,569.55

Finding the Fourth Proportional to 10,285.28, 14,193.74 and 5,569.55

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Solution

The fourth proportional to 10,285.28, 14,193.74 and 5,569.55 is: 7,686.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,285.28 : 14,193.74 = 5,569.55 : x
  2. Step 2: Convert to fraction form
    10,285.28/14,193.74 = 5,569.55/x
  3. Step 3: Cross multiply
    10,285.28x = 14,193.74 × 5,569.55
  4. Step 4: Simplify right side
    10,285.28x = 79,052,752.25
  5. Step 5: Solve for x
    x = 79,052,752.25/10,285.28
  6. Step 6: Final answer
    x = 7,686.01

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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.