Home / 4,345.49-6,518.15-1,058.57

Finding the Fourth Proportional to 4,345.49, 6,518.15 and 1,058.57

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Solution

The fourth proportional to 4,345.49, 6,518.15 and 1,058.57 is: 1,587.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,345.49 : 6,518.15 = 1,058.57 : x
  2. Step 2: Convert to fraction form
    4,345.49/6,518.15 = 1,058.57/x
  3. Step 3: Cross multiply
    4,345.49x = 6,518.15 × 1,058.57
  4. Step 4: Simplify right side
    4,345.49x = 6,899,918.05
  5. Step 5: Solve for x
    x = 6,899,918.05/4,345.49
  6. Step 6: Final answer
    x = 1,587.84

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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.