Home / 6,130.59-8,460.50-4,715.79

Finding the Fourth Proportional to 6,130.59, 8,460.50 and 4,715.79

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Solution

The fourth proportional to 6,130.59, 8,460.50 and 4,715.79 is: 6,508.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,130.59 : 8,460.50 = 4,715.79 : x
  2. Step 2: Convert to fraction form
    6,130.59/8,460.50 = 4,715.79/x
  3. Step 3: Cross multiply
    6,130.59x = 8,460.50 × 4,715.79
  4. Step 4: Simplify right side
    6,130.59x = 39,897,941.30
  5. Step 5: Solve for x
    x = 39,897,941.30/6,130.59
  6. Step 6: Final answer
    x = 6,508.01

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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.