Home / 4,701.16-6,487.80-2,605.28

Finding the Fourth Proportional to 4,701.16, 6,487.80 and 2,605.28

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Solution

The fourth proportional to 4,701.16, 6,487.80 and 2,605.28 is: 3,595.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,701.16 : 6,487.80 = 2,605.28 : x
  2. Step 2: Convert to fraction form
    4,701.16/6,487.80 = 2,605.28/x
  3. Step 3: Cross multiply
    4,701.16x = 6,487.80 × 2,605.28
  4. Step 4: Simplify right side
    4,701.16x = 16,902,535.58
  5. Step 5: Solve for x
    x = 16,902,535.58/4,701.16
  6. Step 6: Final answer
    x = 3,595.40

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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.