Home / 5,038.74-6,953.40-2,800.53

Finding the Fourth Proportional to 5,038.74, 6,953.40 and 2,800.53

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Solution

The fourth proportional to 5,038.74, 6,953.40 and 2,800.53 is: 3,864.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,038.74 : 6,953.40 = 2,800.53 : x
  2. Step 2: Convert to fraction form
    5,038.74/6,953.40 = 2,800.53/x
  3. Step 3: Cross multiply
    5,038.74x = 6,953.40 × 2,800.53
  4. Step 4: Simplify right side
    5,038.74x = 19,473,205.30
  5. Step 5: Solve for x
    x = 19,473,205.30/5,038.74
  6. Step 6: Final answer
    x = 3,864.70

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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.