Home / 4,345.10-6,517.55-1,058.21

Finding the Fourth Proportional to 4,345.10, 6,517.55 and 1,058.21

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Solution

The fourth proportional to 4,345.10, 6,517.55 and 1,058.21 is: 1,587.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,345.10 : 6,517.55 = 1,058.21 : x
  2. Step 2: Convert to fraction form
    4,345.10/6,517.55 = 1,058.21/x
  3. Step 3: Cross multiply
    4,345.10x = 6,517.55 × 1,058.21
  4. Step 4: Simplify right side
    4,345.10x = 6,896,898.71
  5. Step 5: Solve for x
    x = 6,896,898.71/4,345.10
  6. Step 6: Final answer
    x = 1,587.28

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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.