Home / 7,558.40-11,337.60-2,364.80

Finding the Fourth Proportional to 7,558.40, 11,337.60 and 2,364.80

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Solution

The fourth proportional to 7,558.40, 11,337.60 and 2,364.80 is: 3,547.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,558.40 : 11,337.60 = 2,364.80 : x
  2. Step 2: Convert to fraction form
    7,558.40/11,337.60 = 2,364.80/x
  3. Step 3: Cross multiply
    7,558.40x = 11,337.60 × 2,364.80
  4. Step 4: Simplify right side
    7,558.40x = 26,811,156.48
  5. Step 5: Solve for x
    x = 26,811,156.48/7,558.40
  6. Step 6: Final answer
    x = 3,547.20

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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.