Home / 5,666.45-8,500.05-1,506.40

Finding the Fourth Proportional to 5,666.45, 8,500.05 and 1,506.40

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Solution

The fourth proportional to 5,666.45, 8,500.05 and 1,506.40 is: 2,259.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,666.45 : 8,500.05 = 1,506.40 : x
  2. Step 2: Convert to fraction form
    5,666.45/8,500.05 = 1,506.40/x
  3. Step 3: Cross multiply
    5,666.45x = 8,500.05 × 1,506.40
  4. Step 4: Simplify right side
    5,666.45x = 12,804,475.32
  5. Step 5: Solve for x
    x = 12,804,475.32/5,666.45
  6. Step 6: Final answer
    x = 2,259.70

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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.