Home / 4,345.56-6,518.30-1,058.72

Finding the Fourth Proportional to 4,345.56, 6,518.30 and 1,058.72

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Solution

The fourth proportional to 4,345.56, 6,518.30 and 1,058.72 is: 1,588.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,345.56 : 6,518.30 = 1,058.72 : x
  2. Step 2: Convert to fraction form
    4,345.56/6,518.30 = 1,058.72/x
  3. Step 3: Cross multiply
    4,345.56x = 6,518.30 × 1,058.72
  4. Step 4: Simplify right side
    4,345.56x = 6,901,016.69
  5. Step 5: Solve for x
    x = 6,901,016.69/4,345.56
  6. Step 6: Final answer
    x = 1,588.06

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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.