Home / 3,017.76-4,506.54-2,985.18

Finding the Fourth Proportional to 3,017.76, 4,506.54 and 2,985.18

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Solution

The fourth proportional to 3,017.76, 4,506.54 and 2,985.18 is: 4,457.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,017.76 : 4,506.54 = 2,985.18 : x
  2. Step 2: Convert to fraction form
    3,017.76/4,506.54 = 2,985.18/x
  3. Step 3: Cross multiply
    3,017.76x = 4,506.54 × 2,985.18
  4. Step 4: Simplify right side
    3,017.76x = 13,452,833.08
  5. Step 5: Solve for x
    x = 13,452,833.08/3,017.76
  6. Step 6: Final answer
    x = 4,457.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.