Home / 6,905.60-10,358.40-5,026.40

Finding the Fourth Proportional to 6,905.60, 10,358.40 and 5,026.40

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Solution

The fourth proportional to 6,905.60, 10,358.40 and 5,026.40 is: 7,539.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,905.60 : 10,358.40 = 5,026.40 : x
  2. Step 2: Convert to fraction form
    6,905.60/10,358.40 = 5,026.40/x
  3. Step 3: Cross multiply
    6,905.60x = 10,358.40 × 5,026.40
  4. Step 4: Simplify right side
    6,905.60x = 52,065,461.76
  5. Step 5: Solve for x
    x = 52,065,461.76/6,905.60
  6. Step 6: Final answer
    x = 7,539.60

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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.