Home / 4,985.52-7,478.27-2,352.15

Finding the Fourth Proportional to 4,985.52, 7,478.27 and 2,352.15

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Solution

The fourth proportional to 4,985.52, 7,478.27 and 2,352.15 is: 3,528.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,985.52 : 7,478.27 = 2,352.15 : x
  2. Step 2: Convert to fraction form
    4,985.52/7,478.27 = 2,352.15/x
  3. Step 3: Cross multiply
    4,985.52x = 7,478.27 × 2,352.15
  4. Step 4: Simplify right side
    4,985.52x = 17,590,001.02
  5. Step 5: Solve for x
    x = 17,590,001.02/4,985.52
  6. Step 6: Final answer
    x = 3,528.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.