Home / 5,307.99-7,320.57-4,470.66

Finding the Fourth Proportional to 5,307.99, 7,320.57 and 4,470.66

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Solution

The fourth proportional to 5,307.99, 7,320.57 and 4,470.66 is: 6,165.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,307.99 : 7,320.57 = 4,470.66 : x
  2. Step 2: Convert to fraction form
    5,307.99/7,320.57 = 4,470.66/x
  3. Step 3: Cross multiply
    5,307.99x = 7,320.57 × 4,470.66
  4. Step 4: Simplify right side
    5,307.99x = 32,727,779.48
  5. Step 5: Solve for x
    x = 32,727,779.48/5,307.99
  6. Step 6: Final answer
    x = 6,165.76

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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.