Home / 4,378.08-6,567.45-1,258.06

Finding the Fourth Proportional to 4,378.08, 6,567.45 and 1,258.06

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Solution

The fourth proportional to 4,378.08, 6,567.45 and 1,258.06 is: 1,887.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,378.08 : 6,567.45 = 1,258.06 : x
  2. Step 2: Convert to fraction form
    4,378.08/6,567.45 = 1,258.06/x
  3. Step 3: Cross multiply
    4,378.08x = 6,567.45 × 1,258.06
  4. Step 4: Simplify right side
    4,378.08x = 8,262,246.15
  5. Step 5: Solve for x
    x = 8,262,246.15/4,378.08
  6. Step 6: Final answer
    x = 1,887.18

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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.