Home / 4,700.77-6,487.46-2,605.30

Finding the Fourth Proportional to 4,700.77, 6,487.46 and 2,605.30

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Solution

The fourth proportional to 4,700.77, 6,487.46 and 2,605.30 is: 3,595.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,700.77 : 6,487.46 = 2,605.30 : x
  2. Step 2: Convert to fraction form
    4,700.77/6,487.46 = 2,605.30/x
  3. Step 3: Cross multiply
    4,700.77x = 6,487.46 × 2,605.30
  4. Step 4: Simplify right side
    4,700.77x = 16,901,769.83
  5. Step 5: Solve for x
    x = 16,901,769.83/4,700.77
  6. Step 6: Final answer
    x = 3,595.53

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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.