Home / 7,030.50-10,530.75-4,557.99

Finding the Fourth Proportional to 7,030.50, 10,530.75 and 4,557.99

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Solution

The fourth proportional to 7,030.50, 10,530.75 and 4,557.99 is: 6,827.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,030.50 : 10,530.75 = 4,557.99 : x
  2. Step 2: Convert to fraction form
    7,030.50/10,530.75 = 4,557.99/x
  3. Step 3: Cross multiply
    7,030.50x = 10,530.75 × 4,557.99
  4. Step 4: Simplify right side
    7,030.50x = 47,999,053.19
  5. Step 5: Solve for x
    x = 47,999,053.19/7,030.50
  6. Step 6: Final answer
    x = 6,827.26

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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.