Home / 6,987.02-10,480.28-3,038.27

Finding the Fourth Proportional to 6,987.02, 10,480.28 and 3,038.27

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Solution

The fourth proportional to 6,987.02, 10,480.28 and 3,038.27 is: 4,557.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,987.02 : 10,480.28 = 3,038.27 : x
  2. Step 2: Convert to fraction form
    6,987.02/10,480.28 = 3,038.27/x
  3. Step 3: Cross multiply
    6,987.02x = 10,480.28 × 3,038.27
  4. Step 4: Simplify right side
    6,987.02x = 31,841,852.72
  5. Step 5: Solve for x
    x = 31,841,852.72/6,987.02
  6. Step 6: Final answer
    x = 4,557.29

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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.