Home / 6,386.60-9,580.36-1,706.58

Finding the Fourth Proportional to 6,386.60, 9,580.36 and 1,706.58

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Solution

The fourth proportional to 6,386.60, 9,580.36 and 1,706.58 is: 2,559.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,386.60 : 9,580.36 = 1,706.58 : x
  2. Step 2: Convert to fraction form
    6,386.60/9,580.36 = 1,706.58/x
  3. Step 3: Cross multiply
    6,386.60x = 9,580.36 × 1,706.58
  4. Step 4: Simplify right side
    6,386.60x = 16,349,650.77
  5. Step 5: Solve for x
    x = 16,349,650.77/6,386.60
  6. Step 6: Final answer
    x = 2,559.99

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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.