Home / 6,587.61-9,090.84-3,603.47

Finding the Fourth Proportional to 6,587.61, 9,090.84 and 3,603.47

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Solution

The fourth proportional to 6,587.61, 9,090.84 and 3,603.47 is: 4,972.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,587.61 : 9,090.84 = 3,603.47 : x
  2. Step 2: Convert to fraction form
    6,587.61/9,090.84 = 3,603.47/x
  3. Step 3: Cross multiply
    6,587.61x = 9,090.84 × 3,603.47
  4. Step 4: Simplify right side
    6,587.61x = 32,758,523.76
  5. Step 5: Solve for x
    x = 32,758,523.76/6,587.61
  6. Step 6: Final answer
    x = 4,972.75

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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.