Home / 7,011.04-9,666.36-4,620.64

Finding the Fourth Proportional to 7,011.04, 9,666.36 and 4,620.64

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Solution

The fourth proportional to 7,011.04, 9,666.36 and 4,620.64 is: 6,370.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,011.04 : 9,666.36 = 4,620.64 : x
  2. Step 2: Convert to fraction form
    7,011.04/9,666.36 = 4,620.64/x
  3. Step 3: Cross multiply
    7,011.04x = 9,666.36 × 4,620.64
  4. Step 4: Simplify right side
    7,011.04x = 44,664,769.67
  5. Step 5: Solve for x
    x = 44,664,769.67/7,011.04
  6. Step 6: Final answer
    x = 6,370.63

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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.