Home / 7,220.02-10,807.34-4,590.49

Finding the Fourth Proportional to 7,220.02, 10,807.34 and 4,590.49

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Solution

The fourth proportional to 7,220.02, 10,807.34 and 4,590.49 is: 6,871.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,220.02 : 10,807.34 = 4,590.49 : x
  2. Step 2: Convert to fraction form
    7,220.02/10,807.34 = 4,590.49/x
  3. Step 3: Cross multiply
    7,220.02x = 10,807.34 × 4,590.49
  4. Step 4: Simplify right side
    7,220.02x = 49,611,002.57
  5. Step 5: Solve for x
    x = 49,611,002.57/7,220.02
  6. Step 6: Final answer
    x = 6,871.31

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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.