Home / 5,058.47-7,587.74-1,771.63

Finding the Fourth Proportional to 5,058.47, 7,587.74 and 1,771.63

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Solution

The fourth proportional to 5,058.47, 7,587.74 and 1,771.63 is: 2,657.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,058.47 : 7,587.74 = 1,771.63 : x
  2. Step 2: Convert to fraction form
    5,058.47/7,587.74 = 1,771.63/x
  3. Step 3: Cross multiply
    5,058.47x = 7,587.74 × 1,771.63
  4. Step 4: Simplify right side
    5,058.47x = 13,442,653.28
  5. Step 5: Solve for x
    x = 13,442,653.28/5,058.47
  6. Step 6: Final answer
    x = 2,657.45

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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.