Home / 6,280.63-8,666.35-4,045.54

Finding the Fourth Proportional to 6,280.63, 8,666.35 and 4,045.54

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Solution

The fourth proportional to 6,280.63, 8,666.35 and 4,045.54 is: 5,582.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,280.63 : 8,666.35 = 4,045.54 : x
  2. Step 2: Convert to fraction form
    6,280.63/8,666.35 = 4,045.54/x
  3. Step 3: Cross multiply
    6,280.63x = 8,666.35 × 4,045.54
  4. Step 4: Simplify right side
    6,280.63x = 35,060,065.58
  5. Step 5: Solve for x
    x = 35,060,065.58/6,280.63
  6. Step 6: Final answer
    x = 5,582.25

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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.