Home / 7,389.53-11,088.71-2,946.41

Finding the Fourth Proportional to 7,389.53, 11,088.71 and 2,946.41

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Solution

The fourth proportional to 7,389.53, 11,088.71 and 2,946.41 is: 4,421.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,389.53 : 11,088.71 = 2,946.41 : x
  2. Step 2: Convert to fraction form
    7,389.53/11,088.71 = 2,946.41/x
  3. Step 3: Cross multiply
    7,389.53x = 11,088.71 × 2,946.41
  4. Step 4: Simplify right side
    7,389.53x = 32,671,815.86
  5. Step 5: Solve for x
    x = 32,671,815.86/7,389.53
  6. Step 6: Final answer
    x = 4,421.37

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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.