Home / 4,345.48-6,519.90-1,881.16

Finding the Fourth Proportional to 4,345.48, 6,519.90 and 1,881.16

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Solution

The fourth proportional to 4,345.48, 6,519.90 and 1,881.16 is: 2,822.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,345.48 : 6,519.90 = 1,881.16 : x
  2. Step 2: Convert to fraction form
    4,345.48/6,519.90 = 1,881.16/x
  3. Step 3: Cross multiply
    4,345.48x = 6,519.90 × 1,881.16
  4. Step 4: Simplify right side
    4,345.48x = 12,264,975.08
  5. Step 5: Solve for x
    x = 12,264,975.08/4,345.48
  6. Step 6: Final answer
    x = 2,822.47

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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.