Home / 5,807.10-8,715.51-4,426.86

Finding the Fourth Proportional to 5,807.10, 8,715.51 and 4,426.86

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Solution

The fourth proportional to 5,807.10, 8,715.51 and 4,426.86 is: 6,643.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,807.10 : 8,715.51 = 4,426.86 : x
  2. Step 2: Convert to fraction form
    5,807.10/8,715.51 = 4,426.86/x
  3. Step 3: Cross multiply
    5,807.10x = 8,715.51 × 4,426.86
  4. Step 4: Simplify right side
    5,807.10x = 38,582,342.60
  5. Step 5: Solve for x
    x = 38,582,342.60/5,807.10
  6. Step 6: Final answer
    x = 6,643.99

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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.