Home / 4,217.81-6,330.02-1,587.74

Finding the Fourth Proportional to 4,217.81, 6,330.02 and 1,587.74

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Solution

The fourth proportional to 4,217.81, 6,330.02 and 1,587.74 is: 2,382.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,217.81 : 6,330.02 = 1,587.74 : x
  2. Step 2: Convert to fraction form
    4,217.81/6,330.02 = 1,587.74/x
  3. Step 3: Cross multiply
    4,217.81x = 6,330.02 × 1,587.74
  4. Step 4: Simplify right side
    4,217.81x = 10,050,386.37
  5. Step 5: Solve for x
    x = 10,050,386.37/4,217.81
  6. Step 6: Final answer
    x = 2,382.85

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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.