Home / 8,862.02-13,280.48-4,915.01

Finding the Fourth Proportional to 8,862.02, 13,280.48 and 4,915.01

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Solution

The fourth proportional to 8,862.02, 13,280.48 and 4,915.01 is: 7,365.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,862.02 : 13,280.48 = 4,915.01 : x
  2. Step 2: Convert to fraction form
    8,862.02/13,280.48 = 4,915.01/x
  3. Step 3: Cross multiply
    8,862.02x = 13,280.48 × 4,915.01
  4. Step 4: Simplify right side
    8,862.02x = 65,273,601.03
  5. Step 5: Solve for x
    x = 65,273,601.03/8,862.02
  6. Step 6: Final answer
    x = 7,365.55

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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.