Home / 7,970.66-11,000.33-4,434.74

Finding the Fourth Proportional to 7,970.66, 11,000.33 and 4,434.74

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Solution

The fourth proportional to 7,970.66, 11,000.33 and 4,434.74 is: 6,120.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,970.66 : 11,000.33 = 4,434.74 : x
  2. Step 2: Convert to fraction form
    7,970.66/11,000.33 = 4,434.74/x
  3. Step 3: Cross multiply
    7,970.66x = 11,000.33 × 4,434.74
  4. Step 4: Simplify right side
    7,970.66x = 48,783,603.46
  5. Step 5: Solve for x
    x = 48,783,603.46/7,970.66
  6. Step 6: Final answer
    x = 6,120.40

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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.