Home / 4,572.40-6,320.28-4,209.52

Finding the Fourth Proportional to 4,572.40, 6,320.28 and 4,209.52

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Solution

The fourth proportional to 4,572.40, 6,320.28 and 4,209.52 is: 5,818.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,572.40 : 6,320.28 = 4,209.52 : x
  2. Step 2: Convert to fraction form
    4,572.40/6,320.28 = 4,209.52/x
  3. Step 3: Cross multiply
    4,572.40x = 6,320.28 × 4,209.52
  4. Step 4: Simplify right side
    4,572.40x = 26,605,345.07
  5. Step 5: Solve for x
    x = 26,605,345.07/4,572.40
  6. Step 6: Final answer
    x = 5,818.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.