Home / 11,075.04-15,280.18-6,294.62

Finding the Fourth Proportional to 11,075.04, 15,280.18 and 6,294.62

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Solution

The fourth proportional to 11,075.04, 15,280.18 and 6,294.62 is: 8,684.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,075.04 : 15,280.18 = 6,294.62 : x
  2. Step 2: Convert to fraction form
    11,075.04/15,280.18 = 6,294.62/x
  3. Step 3: Cross multiply
    11,075.04x = 15,280.18 × 6,294.62
  4. Step 4: Simplify right side
    11,075.04x = 96,182,949.10
  5. Step 5: Solve for x
    x = 96,182,949.10/11,075.04
  6. Step 6: Final answer
    x = 8,684.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.