Home / 6,985.04-10,488.72-4,065.44

Finding the Fourth Proportional to 6,985.04, 10,488.72 and 4,065.44

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Solution

The fourth proportional to 6,985.04, 10,488.72 and 4,065.44 is: 6,104.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,985.04 : 10,488.72 = 4,065.44 : x
  2. Step 2: Convert to fraction form
    6,985.04/10,488.72 = 4,065.44/x
  3. Step 3: Cross multiply
    6,985.04x = 10,488.72 × 4,065.44
  4. Step 4: Simplify right side
    6,985.04x = 42,641,261.84
  5. Step 5: Solve for x
    x = 42,641,261.84/6,985.04
  6. Step 6: Final answer
    x = 6,104.66

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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.