Home / 8,403.16-11,596.14-4,626.40

Finding the Fourth Proportional to 8,403.16, 11,596.14 and 4,626.40

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Solution

The fourth proportional to 8,403.16, 11,596.14 and 4,626.40 is: 6,384.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,403.16 : 11,596.14 = 4,626.40 : x
  2. Step 2: Convert to fraction form
    8,403.16/11,596.14 = 4,626.40/x
  3. Step 3: Cross multiply
    8,403.16x = 11,596.14 × 4,626.40
  4. Step 4: Simplify right side
    8,403.16x = 53,648,382.10
  5. Step 5: Solve for x
    x = 53,648,382.10/8,403.16
  6. Step 6: Final answer
    x = 6,384.31

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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.