Home / 6,587.74-9,090.89-3,603.51

Finding the Fourth Proportional to 6,587.74, 9,090.89 and 3,603.51

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Solution

The fourth proportional to 6,587.74, 9,090.89 and 3,603.51 is: 4,972.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,587.74 : 9,090.89 = 3,603.51 : x
  2. Step 2: Convert to fraction form
    6,587.74/9,090.89 = 3,603.51/x
  3. Step 3: Cross multiply
    6,587.74x = 9,090.89 × 3,603.51
  4. Step 4: Simplify right side
    6,587.74x = 32,759,113.02
  5. Step 5: Solve for x
    x = 32,759,113.02/6,587.74
  6. Step 6: Final answer
    x = 4,972.74

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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.