Home / 9,280.02-13,918.56-3,040.02

Finding the Fourth Proportional to 9,280.02, 13,918.56 and 3,040.02

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Solution

The fourth proportional to 9,280.02, 13,918.56 and 3,040.02 is: 4,559.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,280.02 : 13,918.56 = 3,040.02 : x
  2. Step 2: Convert to fraction form
    9,280.02/13,918.56 = 3,040.02/x
  3. Step 3: Cross multiply
    9,280.02x = 13,918.56 × 3,040.02
  4. Step 4: Simplify right side
    9,280.02x = 42,312,700.77
  5. Step 5: Solve for x
    x = 42,312,700.77/9,280.02
  6. Step 6: Final answer
    x = 4,559.55

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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.