Home / 4,303.08-6,455.28-1,381.02

Finding the Fourth Proportional to 4,303.08, 6,455.28 and 1,381.02

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Solution

The fourth proportional to 4,303.08, 6,455.28 and 1,381.02 is: 2,071.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,303.08 : 6,455.28 = 1,381.02 : x
  2. Step 2: Convert to fraction form
    4,303.08/6,455.28 = 1,381.02/x
  3. Step 3: Cross multiply
    4,303.08x = 6,455.28 × 1,381.02
  4. Step 4: Simplify right side
    4,303.08x = 8,914,870.79
  5. Step 5: Solve for x
    x = 8,914,870.79/4,303.08
  6. Step 6: Final answer
    x = 2,071.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.