Home / 9,079.66-12,529.52-5,303.02

Finding the Fourth Proportional to 9,079.66, 12,529.52 and 5,303.02

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Solution

The fourth proportional to 9,079.66, 12,529.52 and 5,303.02 is: 7,317.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,079.66 : 12,529.52 = 5,303.02 : x
  2. Step 2: Convert to fraction form
    9,079.66/12,529.52 = 5,303.02/x
  3. Step 3: Cross multiply
    9,079.66x = 12,529.52 × 5,303.02
  4. Step 4: Simplify right side
    9,079.66x = 66,444,295.15
  5. Step 5: Solve for x
    x = 66,444,295.15/9,079.66
  6. Step 6: Final answer
    x = 7,317.93

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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.