Home / 10,284.60-14,192.80-5,568.90

Finding the Fourth Proportional to 10,284.60, 14,192.80 and 5,568.90

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Solution

The fourth proportional to 10,284.60, 14,192.80 and 5,568.90 is: 7,685.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,284.60 : 14,192.80 = 5,568.90 : x
  2. Step 2: Convert to fraction form
    10,284.60/14,192.80 = 5,568.90/x
  3. Step 3: Cross multiply
    10,284.60x = 14,192.80 × 5,568.90
  4. Step 4: Simplify right side
    10,284.60x = 79,038,283.92
  5. Step 5: Solve for x
    x = 79,038,283.92/10,284.60
  6. Step 6: Final answer
    x = 7,685.11

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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.