Home / 12,802.59-19,209.35-4,907.45

Finding the Fourth Proportional to 12,802.59, 19,209.35 and 4,907.45

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Solution

The fourth proportional to 12,802.59, 19,209.35 and 4,907.45 is: 7,363.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,802.59 : 19,209.35 = 4,907.45 : x
  2. Step 2: Convert to fraction form
    12,802.59/19,209.35 = 4,907.45/x
  3. Step 3: Cross multiply
    12,802.59x = 19,209.35 × 4,907.45
  4. Step 4: Simplify right side
    12,802.59x = 94,268,984.95
  5. Step 5: Solve for x
    x = 94,268,984.95/12,802.59
  6. Step 6: Final answer
    x = 7,363.27

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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.