Home / 6,587.30-9,090.47-3,603.13

Finding the Fourth Proportional to 6,587.30, 9,090.47 and 3,603.13

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Solution

The fourth proportional to 6,587.30, 9,090.47 and 3,603.13 is: 4,972.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,587.30 : 9,090.47 = 3,603.13 : x
  2. Step 2: Convert to fraction form
    6,587.30/9,090.47 = 3,603.13/x
  3. Step 3: Cross multiply
    6,587.30x = 9,090.47 × 3,603.13
  4. Step 4: Simplify right side
    6,587.30x = 32,754,131.45
  5. Step 5: Solve for x
    x = 32,754,131.45/6,587.30
  6. Step 6: Final answer
    x = 4,972.31

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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.