Home / 4,671.61-6,446.90-2,547.11

Finding the Fourth Proportional to 4,671.61, 6,446.90 and 2,547.11

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Solution

The fourth proportional to 4,671.61, 6,446.90 and 2,547.11 is: 3,515.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,671.61 : 6,446.90 = 2,547.11 : x
  2. Step 2: Convert to fraction form
    4,671.61/6,446.90 = 2,547.11/x
  3. Step 3: Cross multiply
    4,671.61x = 6,446.90 × 2,547.11
  4. Step 4: Simplify right side
    4,671.61x = 16,420,963.46
  5. Step 5: Solve for x
    x = 16,420,963.46/4,671.61
  6. Step 6: Final answer
    x = 3,515.05

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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.