Home / 10,568.28-14,570.96-6,784.76

Finding the Fourth Proportional to 10,568.28, 14,570.96 and 6,784.76

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Solution

The fourth proportional to 10,568.28, 14,570.96 and 6,784.76 is: 9,354.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,568.28 : 14,570.96 = 6,784.76 : x
  2. Step 2: Convert to fraction form
    10,568.28/14,570.96 = 6,784.76/x
  3. Step 3: Cross multiply
    10,568.28x = 14,570.96 × 6,784.76
  4. Step 4: Simplify right side
    10,568.28x = 98,860,466.57
  5. Step 5: Solve for x
    x = 98,860,466.57/10,568.28
  6. Step 6: Final answer
    x = 9,354.45

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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.