Home / 4,038.12-5,567.40-2,918.16

Finding the Fourth Proportional to 4,038.12, 5,567.40 and 2,918.16

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Solution

The fourth proportional to 4,038.12, 5,567.40 and 2,918.16 is: 4,023.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,038.12 : 5,567.40 = 2,918.16 : x
  2. Step 2: Convert to fraction form
    4,038.12/5,567.40 = 2,918.16/x
  3. Step 3: Cross multiply
    4,038.12x = 5,567.40 × 2,918.16
  4. Step 4: Simplify right side
    4,038.12x = 16,246,563.98
  5. Step 5: Solve for x
    x = 16,246,563.98/4,038.12
  6. Step 6: Final answer
    x = 4,023.30

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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.