Home / 4,688.95-7,036.88-2,223.77

Finding the Fourth Proportional to 4,688.95, 7,036.88 and 2,223.77

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Solution

The fourth proportional to 4,688.95, 7,036.88 and 2,223.77 is: 3,337.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,688.95 : 7,036.88 = 2,223.77 : x
  2. Step 2: Convert to fraction form
    4,688.95/7,036.88 = 2,223.77/x
  3. Step 3: Cross multiply
    4,688.95x = 7,036.88 × 2,223.77
  4. Step 4: Simplify right side
    4,688.95x = 15,648,409.11
  5. Step 5: Solve for x
    x = 15,648,409.11/4,688.95
  6. Step 6: Final answer
    x = 3,337.30

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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.