Home / 4,605.19-6,909.13-1,485.13

Finding the Fourth Proportional to 4,605.19, 6,909.13 and 1,485.13

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Solution

The fourth proportional to 4,605.19, 6,909.13 and 1,485.13 is: 2,228.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,605.19 : 6,909.13 = 1,485.13 : x
  2. Step 2: Convert to fraction form
    4,605.19/6,909.13 = 1,485.13/x
  3. Step 3: Cross multiply
    4,605.19x = 6,909.13 × 1,485.13
  4. Step 4: Simplify right side
    4,605.19x = 10,260,948.81
  5. Step 5: Solve for x
    x = 10,260,948.81/4,605.19
  6. Step 6: Final answer
    x = 2,228.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.