Home / 7,303.21-10,081.77-4,785.40

Finding the Fourth Proportional to 7,303.21, 10,081.77 and 4,785.40

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Solution

The fourth proportional to 7,303.21, 10,081.77 and 4,785.40 is: 6,606.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,303.21 : 10,081.77 = 4,785.40 : x
  2. Step 2: Convert to fraction form
    7,303.21/10,081.77 = 4,785.40/x
  3. Step 3: Cross multiply
    7,303.21x = 10,081.77 × 4,785.40
  4. Step 4: Simplify right side
    7,303.21x = 48,245,302.16
  5. Step 5: Solve for x
    x = 48,245,302.16/7,303.21
  6. Step 6: Final answer
    x = 6,606.04

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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.