Home / 9,058.32-12,500.60-5,521.86

Finding the Fourth Proportional to 9,058.32, 12,500.60 and 5,521.86

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Solution

The fourth proportional to 9,058.32, 12,500.60 and 5,521.86 is: 7,620.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,058.32 : 12,500.60 = 5,521.86 : x
  2. Step 2: Convert to fraction form
    9,058.32/12,500.60 = 5,521.86/x
  3. Step 3: Cross multiply
    9,058.32x = 12,500.60 × 5,521.86
  4. Step 4: Simplify right side
    9,058.32x = 69,026,535.51
  5. Step 5: Solve for x
    x = 69,026,535.51/9,058.32
  6. Step 6: Final answer
    x = 7,620.24

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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.