Home / 7,587.48-11,386.44-2,657.16

Finding the Fourth Proportional to 7,587.48, 11,386.44 and 2,657.16

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Solution

The fourth proportional to 7,587.48, 11,386.44 and 2,657.16 is: 3,987.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,587.48 : 11,386.44 = 2,657.16 : x
  2. Step 2: Convert to fraction form
    7,587.48/11,386.44 = 2,657.16/x
  3. Step 3: Cross multiply
    7,587.48x = 11,386.44 × 2,657.16
  4. Step 4: Simplify right side
    7,587.48x = 30,255,592.91
  5. Step 5: Solve for x
    x = 30,255,592.91/7,587.48
  6. Step 6: Final answer
    x = 3,987.57

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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.