Home / 10,509.55-14,493.60-6,966.61

Finding the Fourth Proportional to 10,509.55, 14,493.60 and 6,966.61

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Solution

The fourth proportional to 10,509.55, 14,493.60 and 6,966.61 is: 9,607.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,509.55 : 14,493.60 = 6,966.61 : x
  2. Step 2: Convert to fraction form
    10,509.55/14,493.60 = 6,966.61/x
  3. Step 3: Cross multiply
    10,509.55x = 14,493.60 × 6,966.61
  4. Step 4: Simplify right side
    10,509.55x = 100,971,258.70
  5. Step 5: Solve for x
    x = 100,971,258.70/10,509.55
  6. Step 6: Final answer
    x = 9,607.57

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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.