Home / 6,404.04-8,827.47-4,720.05

Finding the Fourth Proportional to 6,404.04, 8,827.47 and 4,720.05

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Solution

The fourth proportional to 6,404.04, 8,827.47 and 4,720.05 is: 6,506.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,404.04 : 8,827.47 = 4,720.05 : x
  2. Step 2: Convert to fraction form
    6,404.04/8,827.47 = 4,720.05/x
  3. Step 3: Cross multiply
    6,404.04x = 8,827.47 × 4,720.05
  4. Step 4: Simplify right side
    6,404.04x = 41,666,099.77
  5. Step 5: Solve for x
    x = 41,666,099.77/6,404.04
  6. Step 6: Final answer
    x = 6,506.22

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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.