Home / 4,681.12-6,459.72-2,585.20

Finding the Fourth Proportional to 4,681.12, 6,459.72 and 2,585.20

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Solution

The fourth proportional to 4,681.12, 6,459.72 and 2,585.20 is: 3,567.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,681.12 : 6,459.72 = 2,585.20 : x
  2. Step 2: Convert to fraction form
    4,681.12/6,459.72 = 2,585.20/x
  3. Step 3: Cross multiply
    4,681.12x = 6,459.72 × 2,585.20
  4. Step 4: Simplify right side
    4,681.12x = 16,699,668.14
  5. Step 5: Solve for x
    x = 16,699,668.14/4,681.12
  6. Step 6: Final answer
    x = 3,567.45

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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.