Home / 7,068.32-9,747.50-4,677.20

Finding the Fourth Proportional to 7,068.32, 9,747.50 and 4,677.20

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Solution

The fourth proportional to 7,068.32, 9,747.50 and 4,677.20 is: 6,450.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,068.32 : 9,747.50 = 4,677.20 : x
  2. Step 2: Convert to fraction form
    7,068.32/9,747.50 = 4,677.20/x
  3. Step 3: Cross multiply
    7,068.32x = 9,747.50 × 4,677.20
  4. Step 4: Simplify right side
    7,068.32x = 45,590,934.88
  5. Step 5: Solve for x
    x = 45,590,934.88/7,068.32
  6. Step 6: Final answer
    x = 6,450.04

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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.