Home / 7,303.20-10,079.46-4,159.68

Finding the Fourth Proportional to 7,303.20, 10,079.46 and 4,159.68

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Solution

The fourth proportional to 7,303.20, 10,079.46 and 4,159.68 is: 5,740.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,303.20 : 10,079.46 = 4,159.68 : x
  2. Step 2: Convert to fraction form
    7,303.20/10,079.46 = 4,159.68/x
  3. Step 3: Cross multiply
    7,303.20x = 10,079.46 × 4,159.68
  4. Step 4: Simplify right side
    7,303.20x = 41,927,328.17
  5. Step 5: Solve for x
    x = 41,927,328.17/7,303.20
  6. Step 6: Final answer
    x = 5,740.95

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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.