Home / 6,587.80-9,903.30-4,653.40

Finding the Fourth Proportional to 6,587.80, 9,903.30 and 4,653.40

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Solution

The fourth proportional to 6,587.80, 9,903.30 and 4,653.40 is: 6,995.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,587.80 : 9,903.30 = 4,653.40 : x
  2. Step 2: Convert to fraction form
    6,587.80/9,903.30 = 4,653.40/x
  3. Step 3: Cross multiply
    6,587.80x = 9,903.30 × 4,653.40
  4. Step 4: Simplify right side
    6,587.80x = 46,084,016.22
  5. Step 5: Solve for x
    x = 46,084,016.22/6,587.80
  6. Step 6: Final answer
    x = 6,995.36

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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.