Home / 6,688.55-10,038.90-4,498.82

Finding the Fourth Proportional to 6,688.55, 10,038.90 and 4,498.82

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Solution

The fourth proportional to 6,688.55, 10,038.90 and 4,498.82 is: 6,752.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,688.55 : 10,038.90 = 4,498.82 : x
  2. Step 2: Convert to fraction form
    6,688.55/10,038.90 = 4,498.82/x
  3. Step 3: Cross multiply
    6,688.55x = 10,038.90 × 4,498.82
  4. Step 4: Simplify right side
    6,688.55x = 45,163,204.10
  5. Step 5: Solve for x
    x = 45,163,204.10/6,688.55
  6. Step 6: Final answer
    x = 6,752.32

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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.