Home / 4,666.32-6,438.96-2,570.40

Finding the Fourth Proportional to 4,666.32, 6,438.96 and 2,570.40

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Solution

The fourth proportional to 4,666.32, 6,438.96 and 2,570.40 is: 3,546.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,666.32 : 6,438.96 = 2,570.40 : x
  2. Step 2: Convert to fraction form
    4,666.32/6,438.96 = 2,570.40/x
  3. Step 3: Cross multiply
    4,666.32x = 6,438.96 × 2,570.40
  4. Step 4: Simplify right side
    4,666.32x = 16,550,702.78
  5. Step 5: Solve for x
    x = 16,550,702.78/4,666.32
  6. Step 6: Final answer
    x = 3,546.84

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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.