Home / 7,303.25-10,078.50-4,159.45

Finding the Fourth Proportional to 7,303.25, 10,078.50 and 4,159.45

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Solution

The fourth proportional to 7,303.25, 10,078.50 and 4,159.45 is: 5,740.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,303.25 : 10,078.50 = 4,159.45 : x
  2. Step 2: Convert to fraction form
    7,303.25/10,078.50 = 4,159.45/x
  3. Step 3: Cross multiply
    7,303.25x = 10,078.50 × 4,159.45
  4. Step 4: Simplify right side
    7,303.25x = 41,920,966.43
  5. Step 5: Solve for x
    x = 41,920,966.43/7,303.25
  6. Step 6: Final answer
    x = 5,740.04

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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.